Theory of obstetrics: the fetuses-at-risk approach as a causal paradigm.
Joseph
K S
KS
D005260:Female; D005865:Gestational Age; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D009774:Obstetrics; D011247:Pregnancy; D018566:Pregnancy, High-Risk; D011272:Pregnancy, Multiple