KARK, Sidney; KARK, Emily. Una Práctica de Medicina Social. Medicina Social / Social Medicine, [S. l.], v. 1, n. 2, p. p. 34–58, 2006. Disponível em: https://www.medicinasocial.info/index.php/medicinasocial/article/view/38. Acesso em: 3 dic. 2023.