The epidemiology of varicose veins.
D000349:Africa; D001315:Australia; D004534:Egypt; D005060:Europe; D006723:Hong Kong; D006801:Humans; D007194:India; D007214:Indonesia; D007564:Japan; D009512:New Guinea; D011114:Polynesia; D014648:Varicose Veins / Q000453:epidemiology* / Q000209:etiology