On Epidemiological Significance of Social Enviroment: Contribution to Methodblogy of Investigation. Acta Medica Academica, [S. l.], v. 5, p. 101–140, 1958. DOI: 10.5644/Radovi.35. Disponível em: https://ama.ba/index.php/ama/article/view/744. Acesso em: 3 feb. 2026.