TY - JOUR T1 - Marijuana unsafe for pregnant women, surgeon general advises — Clinicians urged to ask about use JF - The Nation's Health JO - Nations Health SP - 7 LP - 7 VL - 49 IS - 9 AU - Aaron Warnick Y1 - 2019/11/01 UR - http://www.thenationshealth.org/content/49/9/7.1.abstract N2 - Marijuana should never be used during pregnancy, as it can harm the brains of developing fetuses and contribute to low birthweight, the U.S. surgeon general warned in an August advisory. ER -