TY - RPRT TI - Small airways function in workers exposed to piperazine. AU - L Hagmar AU - M Arborelius AU - T Bellander AU - H Welinder AU - S Skerfving PY - 1987 DO - 10.1007/bf00377914 UR - https://pubmed.ncbi.nlm.nih.gov/3679551/ ID - 3679551 ER -