Maternal mortality surveillance.
Entman
S S
SS
Atrash
H K
HK
Koonin
L M
LM
Smith
J C
JC
D005260:Female; D006801:Humans; D008404:Massachusetts; D008428:Maternal Mortality; D011159:Population Surveillance; D011247:Pregnancy; D011322:Primary Prevention; D011367:Professional Staff Committees; D014481:United States