Registration of observational studies: is it time?
Williams RJ; Tse T; Harlan WR; Zarin DA; CMAJ: Canadian Medical Association Journal = Journal De L'association Medicale Canadienne, 2010, vol. 182, issue 15, p 1638, ISSN 14882329. ISBN 14882329.

Full Text Resources Located for this Citation

View article on EBSCOhost(Login required)
View article via CrossRef