April - helpful links:

Soy article (cover feature), page 20:

• Agency for Healthcare Research and Quality, The Effects of Soy on Health Outcomes. August 2005:
• National Center for Complementary and Alternative Medicine, National Institutes of Health
• MayoClinic.com

Obesity-Cancer article, page 30:

• National Cancer Institute, National Institutes of Health

Puberty-Bone article, page 34:

• Bone Age Explanation from Wikipedia
• KidsHealth