1. Placental rituals, placental medicine;Bastien;Midwifery Today,2004
2. Placentophagy;Field;Midwives Chron,1984
3. Ingesting the placenta: is it healthy for new moms?;Friess;USA Today,2007
4. Meat of life;Janszen;Sci Dig,1980
5. The care and keeping of placentas;Selander;Midwifery Today,2009