Directory of otolaryngological societies.
D001211:Asia, Western; D001315:Australia; D002170:Canada; D004181:Directories as Topic; D004534:Egypt; D005060:Europe; D006723:Hong Kong; D007564:Japan; D009520:New Zealand; D010036:Otolaryngology; D010176:Panama; D010679:Philippines; D012955:Societies, Medical; D013019:South Africa; D013020:South America; D014481:United States