Authors: Hummel, T Konnerth, CG Rosenheim, K Kobal, G

Citation: T. Hummel et al., Screening of olfactory function with a four-minute odor identification test: Reliability, normative data, and investigations in patients with olfactory loss, ANN OTOL RH, 110(10), 2001, pp. 976-981

Authors: Hummel, T Rosenheim, K Knecht, M Heilmann, S Murbe, D Huttenbrink, KB

Citation: T. Hummel et al., Retronasal olfactory function: Clinical use of the "Guttich"-test in the diagnostics of olfactory disorders, LARY RH OTO, 78(11), 1999, pp. 627-631