Gestational anaemia and severe acute maternal morbidity: a population-based study. Guignard, J.; Deneux-Tharaux, C.; Seco, A.; Beucher, G.; Kayem, G.; Bonnet, M.-P.; EPIMOMS group. Anaesthesia. 2021; 76: p.61-71. doi:10.1111/anae.15222Clinical epidemiologyArticle
Clinical epidemiology