Do Not Miss Acute Diffuse Panbronchiolitis for Tree-in-Bud: Case Series of a Rare Lung Disease. - Raedler, Johannes; Hoelz, Hannes; Zschocke, Anna; Loeffler-Ragg, Judith; Paolini, Marco; Ley-Zaporozhan, Julia; Griese, Matthias (Diagnostics (2075-4418), 2022)