Pattern of epistaxis in the tropics.
D000328:Adult; D000367:Age Factors; D004844:Epistaxis / Q000453:epidemiology* / Q000209:etiology; D005260:Female; D006801:Humans; D008297:Male; D009549:Nigeria; D011446:Prospective Studies; D012621:Seasons; D014329:Tropical Climate; D014947:Wounds and Injuries / Q000150:complications