Comparative Evaluation Of 0.5% Heavy Bupivacaine And 0.75% Heavy Ropivacaine In Subarachnoid Block For Elective Caesarean Sections: A Clinical Observational Study. International Journal of Environmental Sciences, [S. l.], p. 862–871, 2025. DOI: 10.64252/cys8g379. Disponível em: https://theaspd.com/index.php/ijes/article/view/4536.. Acesso em: 12 oct. 2025.