Nutritional risk factors among low-income pregnant US women: the Centers for Disease Control and Prevention (CDC) Pregnancy Nutrition Surveillance System, 1979 through 1993.
Perry
G S
GS
Division of Nutrition, Centers for Disease Control and Prevention, Atlanta, GA 30341-3724, USA.
Yip
R
R
Zyrkowski
C
C
D005260:Female; D015438:Health Behavior; D006801:Humans; D009747:Nutritional Physiological Phenomena; D011159:Population Surveillance; D011203:Poverty; D011247:Pregnancy; D011248:Pregnancy Complications / Q000453:epidemiology* / Q000208:ethnology / Q000523:psychology; D011256:Pregnancy Outcome / Q000453:epidemiology* / Q000523:psychology; D012189:Retrospective Studies; D014481:United States