A prospective study of risk factors for first trimester miscarriage in Asian women with threatened miscarriage.
Kouk LJ, Neo GH, Malhotra R, Allen JC, Beh ST, Tan TC, Ostbye T. A prospective study of risk factors for first trimester miscarriage in Asian women with threatened miscarriage. Singapore Med J. 2013 Aug; 54(8):425-31.