KHATIBAN, M; ABED SAEED, J; ASHTARI, I. Sampling in quantitative research. Advances in Nursing & Midwifery, [S. l.], v. 17, n. 56, p. 61–69, 2007. DOI: 10.22037/anm.v17i56.694. Disponível em: https://vclass.sbmu.ac.ir/index.php/anm/article/view/694. Acesso em: 25 jul. 2026.