People wait in line for an external treatment at a traditional Chinese medicine clinic in Beijing, July 15, 2007, which is also the first day of the hot season in the Chinese lunar calendar. More than 10,000 Beijingers received the treatment that day. According to traditional Chinese medicine theories, summer is the best time to cure and prevent respiratory tract ailments, arthritis, chilblain and other illnesses that prevail in the winter. [newsphoto]

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