01. Ahn NN, Ung DA, DeFay S, Cannelli G, Rudy TE - Blood vessel puncture with epidural catheters (abstract). Anesthesiology 1989; 71: A916.

02. Albright GA - Cardiac arrest following regional anesthesia with etidocaine or bupivacaine. Anesthesiology 1979; 51: 285-7.

03. Assali NS, Prystowsky H - Studies on autonomic blockade. II. Observations on the nature of blood pressure fall with high selective spinal anesthesia in pregnant women. J Clin Invest 1950; 29: 1367-1371.

04. Barclay DL, Renegar OJ, Nelson EW - The influence of inferior vena cava compression on the level of spinal anesthesia. Am J Obstet Gynecol 1968; 101: 792-797.

05. Bello CN, Lobo HA, Di Lascio JLV, Victoria LGV, Mathias LAS, Mathias RS - Cefaléia pós-raquianestesia. Importância do decúbito no pós operatório. Rev Bras Anest 1985; 35: S7-S12.

06. Bromage PR - Spread of analgesics solutions in the epidural space and their site of action: a statistical study. Brit J Anaest 1962; 34: 161-172.

07. Camann WR, Murray S, Mushlin PS, Lambert DH - Effects of oral caffeine on postdural puncture headache: a double-blind, placebo-con - trolled trial. Anesth Analg 1990; 70: 181-4.

08. Carvalho JCA, Mathias RS, Senra WG, Santos SRCJ, Gomide do Amaral RV - Relação entre peso corpóreo e concentração plasmática máxima de bupivacaína em anestesia peridural para cesárea. XXXIV CBA 1987.

09. Carvalho JCA, Mathias RS, Senra WG, Gomide do Amaral RV - Epinephrine reduces neonatal gastic fluid content of bupivacaine during vaginal delivery. International Anesthesia Research Society 61st Congress EUA March 4-8,1987.

10. Carvalho JCA, Brisola N, Mathias RS, Senra WG, Torres MLA, Adam C, Vasconcelos A, Gomide Amaral RV - Fatores que modificam a dispersão da bupivacaína na raquianestesia para cesariana: tempo de injeção e epinefrina. Rev Bras Anest 1988; 38: CBA 145.

11. Carvalho JCA, Mathias RS, Torres MLA, Brisola N, Gomide do Amaral RV - Effect of baricity on subarachnoid anesthesia with bupivacaine for cesarean section. Regional Anesthesia 1988; 13 (Supplement 1S): 14.

12. Carvalho JCA, Mathias RS, Senra WG, Torres MLA, Adan C, Vasconcelos, A, Moraes JE - Morfina por via peridural associada ao diclofenaco por via sistêmica para analgesia pós-operatória em cesariana. Rev Bras Anest 1989; 39(S): 129.

13. Carvalho JCA, Mathias RS, Senra WG, Torres MLA, Capelli EL, Vasconcelos A, Adam C - Uso clínico da agulha tipo Quincke-Babcock 90 x 4 em anestesia subaracnóidea para cesárea. Rev Bras Anest 1989; 39: CBA128.

14. Carvalho JCA, Mathias RS, Senra WG, Torres MLA, Adam C, Vasconcelos A, Moraes JE - Avaliação da expansão volêmica durante anestesia peridural para cesárea através da variação da concentração da hemoglobina. Rev Bras Anest 1990; 40: CBA 137.

15. Carvalho JCA, Mathias RS, Senra WG, Torres MLA, Adam C, Vasconcelos A, Moraes JE - Systemic droperidol and epidural morphine in the management of postoperative pain. Anesth Analg 1991; 72: 416.

16. Cesarini M, Torireli R, Mene JM, Cabiro C - Sprotte needle for intrathecal anaesthesia for caesarean section: incidence of postdural puncture headache. Anaesthesia 1990; 45: 656-8.

17. Chadwick HS, Brian Ready L - Intrathecal and epidural morphine sulfate for postcesarean analgesia: a clinical comparison. Anesthesi - ology 1988; 68: 925-9.

18. Colonna-Romano P, Nagaraj L, Godfrey SD - Epidural test dose and intravascular injection in obstetrics: sensitivity, specificity, and lowest effective dose. Anesthesiology 1992; 75: 373-6.

19. Giasi R M, D’Agostino E, Covino B C - Absorption of lidocaine following subarachnoid and epidural administration. Anesth Analg 1979; 58: 360-3.

20. Grant GJ, Ranamathan S, Turndorf H - Maternal hemodynamics effects of ephedrine and phenylephrine. Anesth Analg 1987; 66: S73

21. Greene NM - Distribution of local anesthetic solutions within the subarachnoid space. Anesth Analg 1985; 64: 715-30.

22. Greene NM - Challenges and opportunities: the future in regional anesthesia. Regional Anesthesia 1987; 12: 113-21.

23. Grundy EM, Ramamurthy S, Patel KP, Mani M, Winnie AP - Extradural analgesia revisited: a statistical study. Br J Anaesth. 1978; 50: 805-9.

24. Hopkins E L, Hendricks C M, Cibils L A - Cerebrospinal fluid pressure in labor. Am J Obstet Gynecol 1965; 93: 907.

25. Hunt CO, Naulty JS, Bader AM, Hauch MA, Vartikar JV, Datta S, Hertwig LM, Ostheimer GW - Perioperative analgesia with subarachnoid fentanyl-bupivacaine for cesarean delivery. Anesthesiology 1989; 71: 535-40.

26. King MJ, Bowden MI, Cooper GM - Epidural fentanil and 0.5% bupivacaine for cesarean section. Anaesthesia 1990; 45: 285-8.

27. Leighton BL, Norris MC, Sosis M, Epstein R, Chayen B, Larijani GE - Limitations of epinephrine as a marker of intravascular injection in laboring women. Anesthesiology 1987; 66: 688-91.

28. Marx GF, Zemaitis MT, Orkin LR - Cerebrospinal fluid pressures during labor and obstetrical anesthesia. Anesthesiology 1961; 22: 348.

29. Marx G F, Oka Y, Orkin L R - Cerebrospinal fluid pressure during labor. Am J Obstet Gynecol 1962; 84: 213-217.

30. Marx GF, Orkin LR - Cerebral fluid proteins and spinal anesthesia in obstetrics. Anesthesiology 1965; 26: 340-3.

31. Marx G F, Orkin L R - Physiology of Obstetric Anesthesia. Springfield, Charles C. Thomas, 1969; 96-100.

32. Mathias RS, Bello CN, Telles LS, Castellana MB - Cefaléia pós-raquianestesia em obstetrícia. Estudo comparativo de diversos métodos terapêuticos. Rev Bras Anest 1983; 33: 175-9.

33. Mathias RS, Carvalho JCA, Senra WG, Torres MLA, Gomide do Amaral RV - Dispersão peridural de bupivacaína em gestantes de termo: I - Influência das variáveis antropométrica. Rev Bras Anest 1992; 42: 113-8.

34. Mathias RS, Carvalho JCA, Senra WG, Torres MLA, Gomide do Amaral RV - Dispersão peridural de bupivacaína em gestantes de termo: II - Influência do volume, da concentração e da epinefrina. Rev Bras Anest 1992; 42: 1185-90 .

35. Naulty JS, Hertwig L, Hunt CO, Datta S, Ostheimer GW, Weiss JB - Influence of local anesthetic solution on postdural puncture headache. Anesthesiology 1990; 72: 450-4.

36. Norris MC - Patient variables and the subarachnoid spread of hyperbaric bupivacaine in the term patient. Anesthesiology 1990; 72: 478-82.

37. Ong BY, Cohen MM, Esmail A, Cumming M, Kozody R, Palahniuk RJ - Paresthesias and motor dysfunction after labor and delivery. Anesth Analg 1987; 66: 18-22.

38. Ostheimer GW - Regional anesthesia in Ostheimer GW, Manual of Obstetric Anesthesia. New York, Churchill Livingstone, 1984; 165-220.

39. Palmer CM, Norris MC, Giudici MC, Leighton B, DeSimone CA - Incidence of eletrocardiographic changes during cesarean delivery under regional anesthesia. Anesth Analg 1990; 70: 36-43.

40. Pitkänen MT - Body mass and spread of spinal anesthesia with bupivacaine. Anesth Analg 1987; 66: 127.

41. Ralston DH, Shnider SM, de Lorimier AA - Effects of equipotent ephedrine, metaraminol, mephentermine and methoxamine on uterine blood flow in the pregnant ewe. Anesthesiology 1974; 40: 354-70.

42. Russel IF, Holmqvist ELO - Subarachnoid analgesia for cesarean section. A double blind comparison of plain and hyperbaric 0.5% bupivacaine. Br J Anaesth 1987; 59: 347-53.

43. Vertommen JD, Van Aken H, Vandermeulen E,Vangerven M, Devlieger H, Van Assche AF, Shnider SM - Maternal and fetal effects of adding sufentanil to 0.5% bupuvacaine for cesarean delivery. J Clin Anesth 1991; 3: 371-6.