Nnyocha sitere na US Geisel School of Medicine (Dartmouth) na-atụ aro na iji e-cigare ma ọ bụ ...
Nnyocha sitere na US Geisel School of Medicine (Dartmouth) na-atụ aro na iji e-cigare ma ọ bụ ihe mgbakwunye nicotine n'oge ime ime nwere ike ịbawanye ohere nke ọnwụ mberede nke nwa ọhụrụ.