Routine ultrasound examination in early pregnancy: is it worthwhile in low-income countries?
Hofmeyr
G J
GJ
D003906:Developing Countries; D005260:Female; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000000981:diagnostic imaging; D011261:Pregnancy Trimester, First; D016216:Ultrasonography, Prenatal / Q000009:adverse effects / Q000523:psychology