British Journal of Dermatology · 2015 · 21 citations · 15 references
The overall prevalence of AKs in patients visiting dermatologists in the two hospitals in China was 0·52%, which is much lower than the prevalence in western countries.
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Vincent Criscione, Martin A. Weinstock, Mark F. Naylor et al. · Cancer · 2009 · 422 citations · Full text
Skin cancer in a Queensland population
Adèle C. Green, Graeme L. Beardmore, Veronica Hart et al. · Journal of the American Academy of Dermatology · 1988 · 208 citations