TY - JOUR T1 - Sex in pregnancy JF - Canadian Medical Association Journal JO - CMAJ SP - 815 LP - 818 DO - 10.1503/cmaj.091580 VL - 183 IS - 7 AU - Claire Jones AU - Crystal Chan AU - Dan Farine Y1 - 2011/04/19 UR - http://www.cmaj.ca/content/183/7/815.abstract N2 - ER -