(1)
Metz, J. K.; Scharnowske, L.; Hans, F.; Schnur, S.; Knoth, K.; Zimmer, H.; Limberger, M.; Groß, H.; Lehr, C.-M.; Hittinger, M. Safety Assessment of Excipients (SAFE) for Orally Inhaled Drug Products. ALTEX 2020, 37, 275-286.