Chang, Hannah H;
Larson, Jim;
Blencowe, Hannah;
Spong, Catherine Y;
Howson, Christopher P;
Cairns-Smith, Sarah;
Lackritz, Eve M;
Lee, Shoo K;
Mason, Elizabeth;
Serazin, Andrew C;
+3 more...
Walani, Salimah;
Simpson, Joe Leigh;
Lawn, Joy E;
(2013)
Preventing Preterm Births.
Obstetrical & gynecological survey, 68 (5).
pp. 339-341.
ISSN 0029-7828
DOI: https://doi.org/10.1097/01.ogx.0000430376.22369.5c