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Braz J Anesthesiol, vol.70 n4, 325-332, 2020 The effect of emotional stressors on postoperative skin conductance indices: a prospective cohort pilot study Semih Gungor, Hanne Storm, James J. Bae, Valeria Buschiazzo, Paul J. Christos Clinical Research

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Braz J Anesthesiol, vol.70 n4, 333-342, 2020 PECS I block for postoperative analgesia in patients undergoing breast augmentation surgery: a randomized double-blind placebo-controlled study Jean Desroches, Maxim Roy, Marc Belliveau, Benoit Leblanc, Pierre Beaulieu Clinical Research

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Braz J Anesthesiol, vol.70 n4, 343-348, 2020 Impact of intraoperative hypotension and blood loss on  acute kidney injury after Mitsuru Ida, Mariko Sumida, Yusuke Naito, Yuka Tachiiri, Masahiko Kawaguchi Clinical Research

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Braz J Anesthesiol, vol.70 n4, 357-363, 2020 Antimicrobial effects of fentanyl and bupivacaine: an  in vitro study Sevgi Kesıcı, Mehmet Demırcı, Ugur Kesıcı Clinical Research

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Braz J Anesthesiol, vol.70 n4, 364-387, 2020 SBA 2020: Regional anesthesia guideline for using anticoagulants update Neuber Martins Fonseca, João Paulo Jordão Pontes, Marcelo Vaz Perez, Rodrigo Rodrigues Alves, Gabriel Gondim Fonseca Narrative Review

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Braz J Anesthesiol, vol.70 n4, 388-397, 2020 Noninvasive hemoglobin monitoring in clinical trials: a systematic review and meta-analysis Tailyne Zortéa, Daniele Paola da Silva Wizbicki, Kristian Madeira, Pedro Gabriel Ambrosio, Rafaela Okchstein Borges de Souza, Edson Souza Machado Durães Review Article

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Braz J Anesthesiol, vol.70 n4, 419-428, 2020 Transdermal buprenorphine for acute postoperative pain: a systematic review Felipe Chiodini Machado, Gilson Carone Neto, Luisa Oliveira de Paiva, Tamiris Cristina Soares, Ricardo Kenithi Nakamura, Leonardo de Freitas Nascimento, Camila Sato Campana, Lia Alves Martins Mota Lustosa, Rachel Andrade Cortez, Hazem Adel Ashmawi Systematic Review

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Braz J Anesthesiol, vol.70 n4, 434-439, 2020 Use of video laryngoscope for tracheal intubation in patient with oral cavity mass: case report Luis Henrique Cangiani, Eduardo Vicensotti, Guilherme Costa Ramos, Guiherme José Souza Oliveira Case Report

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Braz J Anesthesiol, vol.70 n4, 440-442, 2020 Erector spinae plane block in pediatric orthopedic surgery: two case reports Filipe Valério de Lima, Júlia Gonçalves Zandomenico, Matheus Nilton Bernardi do Prado, Darlan Favreto Case Report

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Braz J Anesthesiol, vol.70 n4, 443-447, 2020 The supine coronal midaxillary approach to anterior quadratus lumborum block: case report Sandeep Diwan, Rafael Blanco, Medha Kulkarni, Atul Patil, Abhijit Nair Case Report

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Braz J Anesthesiol, vol.70 n4, 448-449, 2020 Venous air embolism detection in neurosurgical procedures. What is necessary to be done before placing the patient in a sitting position? Christiano dos Santos e Santos, Bernadette E. Grayson Letter to the Editor

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Braz J Anesthesiol, vol.70 n4, 449-449, 2020 In response to – “Three Blocks including Pericapsular Nerve Block (PENG) for a femoral shaft fracture pain” by Onur Koyuncu et al. Ashok Jadon Letter to the Editor