TY - RPRT TI - Challenge test for sulfur dioxide--symptom and lung function measurements. AU - T Sandström AU - B Kolmodin-Hedman AU - N Stjernberg AU - M C Andersson AU - G Löfvenius PY - 1988 UR - https://pubmed.ncbi.nlm.nih.gov/3393890/ ID - 3393890 ER -