1.
Khatiban M, Abed Saeed J, Ashtari I. Sampling in quantitative research. Adv Nurs Midwifery [Internet]. 2007 Oct. 4 [cited 2026 Aug. 5];17(56):61-9. Available from: https://ojs2.sbmu.ac.ir/index.php/anm/article/view/694