TY - GEN AU - Müller-Wening,D AU - Schmitt,M TI - [Comparison of the protective action of 2 respiratory protective devices in farmers with farmer's lung] SN - 0934-8387 PY - 1990///0802 KW - Bronchial Provocation Tests KW - Farmer's Lung KW - diagnosis KW - Humans KW - Protective Devices KW - Respiratory Function Tests KW - Respiratory Protective Devices N1 - Publication Type: Clinical Trial; Comparative Study; Controlled Clinical Trial; English Abstract; Journal Article ER -