ОПІОЇДНІ РЕЦЕПТОРИ. World Science, [S. l.], v. 1, n. 1(53), p. 48–50, 2020. DOI: 10.31435/rsglobal_ws/31012020/6895. Disponível em: https://rspublisher.org/index.php/ws/article/view/31. Acesso em: 17 mar. 2026.