作者单位:
Amer Coll Nurse Midwives, Silver Spring, MD USA
[1]
Madigan Army Med Ctr, Dept Obstet & Gynecol, Div Maternal Fetal Med, Tacoma, WA 98431 USA
[2]
VitalSmarts LC, Provo, UT USA
[3]
Assoc Womens Hlth, Obstetr & Neonatal Nurses, Washington, DC USA
[4]
Univ Calif San Francisco, Dept Family Hlth Care Nursing, Sch Nursing, San Francisco, CA 94143 USA
[5]
Soc Maternal Fetal Med, Scottsdale, AZ USA
[6]
Amer Coll Obstetricians & Gynecologists, Washington, DC USA
[7]
发布时间
2015-11-11