TY - JOUR AU - Westfall, R E; Janssen, P A; Lucas, P TI - Survey of medicinal cannabis use among childbearing women: patterns of its use in pregnancy and retroactive self-assessment of its efficacy against ʼmorning sicknessʼ JO - Complement Ther Clin Pract VL - 12 PY - 2006 DO - 10.1016/j.ctcp.2005.09.006 L3 - PubMed-ID: 16401527 SP - 27 EP - 33 ER -