1.
Metz JK, Scharnowske L, Hans F, Schnur S, Knoth K, Zimmer H, et al. Safety assessment of excipients (SAFE) for orally inhaled drug products. ALTEX [Internet]. 2020 Mar. 31 [cited 2024 Apr. 25];37(2):275-86. Available from: https://www.altex.org/index.php/altex/article/view/1474