- 问题详情:Manypeopleturntodoctorsorself-helpbooks,buttheyforgetagreatthingthatcouldhelpthemfightillness:theirfriends.Researchersareonlynowstartingtopayattentiontotheimportanceoffriendshipinhealth.A10-yearAustralianstudyfoundthatolderpeoplewithalargecir...
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