Dika nnyocha nke National Academy of Sciences nke United States mere, ikpughe n'ike n'ike na sịga e-cigare na-abawanye...
Dị ka otu nnyocha nke American National Academy of Sciences si kwuo, ikpughe n'ike n'ike na sịga e-cigare ga-eme ka ohere nke mkparị dị na ndị na-eto eto na ndị na-eto eto nwere ụkwara ume ọkụ. A RIS...