RT Journal Article SR Electronic T1 Human seminal plasma allergy as a cause of postcoital asthma JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 972 OP 972 DO 10.1183/09031936.93.01100972 VO 1 IS 10 A1 A Shah A1 MK Agarwal YR 1988 UL http://erj.ersjournals.com/content/1/10/972.abstract AB