Combined Trimethoprim and Caspofungin Treatment for Severe Pneumocystis Jiroveci Pneumonia in a Five Year Old Boy with Acute Lymphoblastic Leukemia - Beltz, K; Kramm, C M; Laws, H -J; Schroten, H; Wessalowski, R; Göbel, U (Klinische Pädiatrie, 2006)