title: Caution to use CO2 cryotherapy for foreign body removal in children: Authors' reply.
authors.affiliation: Shanghai Children's Medical Center Affiliated to Shanghai Jiaotong University School of Medicine, Pneumology Department, Shanghai, 200127, China.
authors.forename: Lei
authors.initials: L
authors.lastname: Zhang
authors.affiliation: Shanghai Children's Medical Center Affiliated to Shanghai Jiaotong University School of Medicine, Pneumology Department, Shanghai, 200127, China.
authors.forename: Yong
authors.initials: Y
authors.lastname: Yin
authors.affiliation: Shanghai Children's Medical Center Affiliated to Shanghai Jiaotong University School of Medicine, Pneumology Department, Shanghai, 200127, China.
authors.forename: Jing
authors.initials: J
authors.lastname: Zhang
authors.affiliation: Shanghai Children's Medical Center Affiliated to Shanghai Jiaotong University School of Medicine, Pneumology Department, Shanghai, 200127, China.
authors.forename: Hao
authors.initials: H
authors.lastname: Zhang
mesh_terms: D001999:Bronchoscopy; D002245:Carbon Dioxide; D002648:Child; D017679:Cryotherapy; D005547:Foreign Bodies; D006801:Humans
chemical_list: D002245:Carbon Dioxide