Bachinger D, Mlynski R, Weiss NM. Establishing the minimal clinically important difference (MCID) of the Zurich
Chronic Middle Ear Inventory (ZCMEI-21) in patients treated for chronic middle
ear disease. Eur Arch Otorhinolaryngol 2020 Jan 27. pii: 10.1007/s00405-020-05819.
PMID: 31989271