Zainal, N. et al. 2019. Porcine Based Anticoagulant in Pregnancy Revisited: Analysis and Discussion of National Fatwa in Aligned with Istihalah Fiqh Concept in Clinical Practice. Journal of Fatwa Management and Research. 13, 1 (Jan. 2019), 549–563. DOI:https://doi.org/10.33102/jfatwa.vol13no1.191.