This page gives information on Hyperemesis Gravidarum, Ectopic Pregnancy, Molar Pregnancy, Miscarriage, and Grieving the Loss of a Pregnancy:
Miscarriage (Spontaneous Abortion) A Medline fact sheet that gives some more specifics on pregnancy loss.
Gestational Trophoblastic Disease from the American Cancer Society.
Stillbirth, Miscarriage, and Infant Death: Coping
Article: NIH News Release Moderate Caffeine Use Does Not Increase Miscarriage Risk But High Caffeine Use Doubles Risk