RT Journal Article SR Electronic T1 Health risks related to polyurethane foam degradation in CPAP devices used for sleep apnoea treatment JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 2200237 DO 10.1183/13993003.00237-2022 VO 59 IS 5 A1 Andreas Palm A1 Ludger Grote A1 Magnus Ekström A1 Mirjam Ljunggren YR 2022 UL http://erj.ersjournals.com/content/59/5/2200237.abstract AB