BMJ
(2010)
- Comments
pubmed: 20501583
doi: 10.1136/bmj.c2265
issn: 1756-1833
issn: 0959-8138
issn: 1468-5833
Mark J Haran, Ian D Cameron, Rebecca Q Ivers, Judy M Simpson, Bonsan B Lee, Michael Tanzer, Mamta Porwal, Marcella M S Kwan, Connie Severino, Stephen R Lord