TY - JOUR T1 - Embryology of the circulation JF - Archives of Disease in Childhood - Fetal and Neonatal Edition JO - Arch Dis Child Fetal Neonatal Ed SP - F175 LP - F175 DO - 10.1136/fn.82.3.F175 VL - 82 IS - 3 AU - M K DAVIES AU - A J MAYNE Y1 - 2000/05/01 UR - http://fn.bmj.com/content/82/3/F175.abstract N2 - Embryonic/fetal circulation has appeared once on postage stamps. This 1988 stamp from … ER -