Many of the topics are from the best seller
Pregnancy Week By Week by by Glade B. Curtis.
A must read for any body looking for a guide on a week by week basis.
You can get it from http://www.amazon.com/gp/redirect.html?ie=UTF8&location=http%3A//www.amazon.com/Your-Pregnancy-Week-Fifth/dp/B0009RJVJ0?ie=UTF8&s=books&qid=1201672958&sr=1-1&tag=informjuncti-20&linkCode=ur2&camp=1789&creative=9325.

