1. Patterned loss of hair in men; types and incidence;Hamilton,1951
2. Male pattern baldness;Norwood,1975
3. Photographic documentation of hair growth in androgenetic alopecia;Canfield,1996
4. Changes in hair weight and hair count in men with androgenetic alopecia, after application of 5 and 2 topical minoxidil, placebo, or no treatment;Price,1999