Nexttimeyouhearafunnyjokeyou’dbetternotlaughtoohard.Acc...
問題詳情：Nexttimeyouhearafunnyjokeyou’dbetternotlaughtoohard.AccordingtoapaperpublishedbytheBritishMedicalJournal,laughterisn’talwaysthebestmedicine.Sometimesit$來&源：canevenbeharmful.ProfessorRob...