Epidemiological profile of fetal malformations of regions 29 and 30 of the 16th Regional Health Coordination of the State of Rio Grande do Sul. RSD [Internet]. 2020 Apr. 20 [cited 2025 Jun. 28];9(6):e130962702. Available from: https://ojs34.rsdjournal.org/index.php/rsd/article/view/2702