title: Reply to letter "Therapeutic ductal injection in chronic sialadenitis is established".
authors.affiliation: Department of Otorhinolaryngology, Mackay Memorial Hospital, Taipei, Taiwan.|Department of Otolaryngology, School of Medicine, Taipei Medical University, Taipei, Taiwan.
authors.forename: Chin-Hui
authors.initials: CH
authors.lastname: Su
authors.affiliation: Department of Otorhinolaryngology, Mackay Memorial Hospital, Taipei, Taiwan.
authors.forename: Kuo-Sheng
authors.initials: KS
authors.lastname: Lee
authors.affiliation: Department of Otolaryngology, Taipei Medical University Hospital, No. 252, Wu-Hsing Street, Taipei, 110, Taiwan.
authors.forename: Te-Ming
authors.initials: TM
authors.lastname: Tseng
authors.affiliation: Department of Biochemistry and Molecular Cell Biology, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan.
authors.forename: How
authors.initials: H
authors.lastname: Tseng
authors.affiliation: Department of Otolaryngology, School of Medicine, Taipei Medical University, Taipei, Taiwan.
authors.forename: Yi-Fang
authors.initials: YF
authors.lastname: Ding
authors.affiliation: Department of Otorhinolaryngology Head and Neck Surgery, FAU Medical School, University of Erlangen-Nuremberg, Erlangen, Germany.
authors.forename: Michael
authors.initials: M
authors.lastname: Koch
authors.affiliation: Department of Otolaryngology, School of Medicine, Taipei Medical University, Taipei, Taiwan. seedturtle@gmail.com.|Department of Otolaryngology, Taipei Medical University Hospital, No. 252, Wu-Hsing Street, Taipei, 110, Taiwan. seedturtle@gmail.com.
authors.forename: Shih-Han
authors.initials: SH
authors.lastname: Hung