![Americandoctorssaythatmotherswhosmokecigarettesbeforeth...]( "Americandoctorssaythatmotherswhosmokecigarettesbeforeth...")
- 问题详情：Americandoctorssaythatmotherswhosmokecigarettesbeforetheirbabiesarebornmayslowthegrowthoftheirbabies’lungs.Theysaythatreducedlunggrowthcouldcausethebabiestosufferbreathingproblemsandlungdiseaselaterinlife.DoctorsinBoston,Massachusettsstudied...
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