NIRAULA, S. R.; A. CONNELL, F. Probability Sampling in Matched Case-Control Study in Drug Abuse. International Journal of Statistics in Medical Research, [S. l.], v. 7, n. 1, p. 18–24, 2018. DOI: 10.6000/1929-6029.2018.07.01.3. Disponível em: https://www.lifescienceglobal.com/pms/index.php/ijsmr/article/view/5195. Acesso em: 5 may. 2024.