Ifyoucan’tmanagetoquitsmokingtoimproveyourownhealth,doi...
问题详情：Ifyoucan’tmanagetoquitsmokingtoimproveyourownhealth,doitforyourkids’hearing.Teenagerswhohavebeenexposedtosecondhandsmokehaveaboutdoubletheriskofhearinglossofthosewhohadlittleornoexposure,say...