TY - GEN AU - Weigel,R M AU - Weigel,M M TI - Nausea and vomiting of early pregnancy and pregnancy outcome. A meta-analytical review SN - 0306-5456 PY - 1990///0302 KW - Abortion, Spontaneous KW - etiology KW - Female KW - Humans KW - Hyperemesis Gravidarum KW - epidemiology KW - Infant Mortality KW - Meta-Analysis as Topic KW - Pregnancy KW - Pregnancy Outcome KW - Risk Factors KW - Time Factors N1 - Publication Type: Journal Article UR - https://doi.org/10.1111/j.1471-0528.1989.tb03229.x ER -