BabyCenter - Sleep During Pregnancy - Describes how pregnancy will affect sleep and what to do about it (also has useful links). www.babycenter.com/refcap/7512.html
Sleepwalking in Children - Definition, symptoms, and what a parent should do. American Academy of Family Physicians (AAFP). familydoctor.org/handouts/160.html
The Treatment of Sleep Disorders in Older People - National Institutes of Health Consensus Development Conference Statement, March 26-28, 1990. Comprehensive. text.nlm.nih.gov/nih/cdc/www/78txt.html