Effects of placental transfusion of umbilical cord milking on very low birth weight infants 
GUO Fang, ZHU Jinqiu, LUO Weizhen, LI Jia, ZHANG Jing, PU Ling, ZHANG Xia
临床儿科杂志 . 2015, (3): 211 .  DOI: 10.3969j.issn.1000-3606.2015.03.003