pubmed:affiliation |
Department of Biostatistics, College of Public Health, University of Iowa, Iowa City, IA 52242, USA.
|
pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, Non-U.S. Gov't,
Meta-Analysis,
Research Support, N.I.H., Extramural
|