Medcyclopaedia - Blighted Ovum - Standard definition of a blighted ovum (anembryonic gestation) - http://www.medcyclopaedia.com/library/topics/volume_iv_2/b/blighted_ovum.aspx
Blighted Ovum on Baby Center - Informative article regarding common blighted ova questions including what to expect and future conception. Also includes an informative "Reader's Comments" section. - http://www.babycenter.com/refcap/pregnancy/pregcomplications/1355753.html
The Misdiagnosed Miscarriage - Dedicated to understanding the diagnosis and possible misdiagnosis of a blighted ovum includes stories of actual miscarriages and misdiagnosed miscarriages. - http://www.misdiagnosedmiscarriage.com/
Coping with Pregnancy Loss - Information regarding the diagnosis of a blighted ovum, personal stories, and statistical chances of additional loss. - http://blightedovum.kokopuff.net/