Hansen AK, Wisborq K, Uldbjerq N, et al. Elective caesarean section and respiratory morbidity in the term and near-term neonate. Acta Obstet Gynecol Scand. 2007; 86(4): 389-394
Willis CE, Livingstone V. Infant insufficient milk syndrome associated with maternal postpartum hemorrhage.J Hum Lact. 1995; 11(2): 123-6