Here's some online places:

http://www.paragonpatterns.com/Tops/Tops.html

http://www.sassyscrubs.com/store.asp?pid=5418
(this one has a drawing)

http://sewing.patternreview.com/cgi-bin/readreview.pl?readreview=1&ID=13906
(a review of a McCall's pattern)

http://sewing.2ya.com/Tips.html
(this is the best one. It has a scrub pattern and "how to make it maternity").

Good luck!!!

Thank you so much. I do appreciate the links, they look great.