1. Hyperemesis gravidarum;Abell;Gastroenterology Clinics of North America,1992
2. Aboudi, G., & Zager, R. (1995). Psychological aspects of high-risk pregnancy. In J. J. Sciarra (Ed.), Gynecology and obstetrics: Vol. 3. Maternal and fetal medicine (Rev. ed., pp. 1–11). Philadelphia: JB Lippincott.
3. Managing pregnancy sickness and hyperemesis gravidarum;Anderson;Professional Care of Mother and Child,1994
4. Pernicious vomiting of pregnancy;Atlee;Journal of Obstetrics and Gynaecology of the British Empire,1934
5. Acupressure for nausea and vomiting of pregnancy;Belluomini;Obstetrics and Gynecology,1994