E-mail a Wiley Online Library Link

IM Usta, J Awwad and AH Nassar Design and statistical analysis of observational studies BJOG: An International Journal of Obstetrics & Gynaecology 120

Version of Record online: 10 MAY 2013 | DOI: 10.1111/1471-0528.12144

Complete the form below and we will send an e-mail message containing a link to the selected article on your behalf

Required = Required Field