6Bemardo LM,Crane PA. Body mass index basics for critical care nurses[J]. Dimens Crit Care Nurs,2006,25(4): 157.
7Newton ER, Piper JM, Peairs WA. Bacterial vaginosis and intraamniotic infection[J]. Am J Obstet Gynecol, 1991, 176:672.
8Myles TD, Gooch J, Santolaya J. Obesity as an independent risk factor for infectious morbidity in patients who undergo cesarean delivery[J]. Obstet Gynecol, 2002,100 (5 Pt 1):959.