Key points are not available for this paper at this time.
See also practice article by Aslam and Harries on page 15911 and at www.cmaj.ca/lookup/doi/10.1503/cmaj.1303052 Hair loss is common, the most prevalent disorders being androgenetic alopecia (male pattern baldness) and alopecia areata. Alopecia areata and androgenetic alopecia are
Filbrandt et al. (2013) studied this question.