RT Journal Article SR Electronic T1 Complexities of oestradiol pharmacology in pulmonary arterial hypertension JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1466 OP 1467 DO 10.1183/09031936.00176212 VO 41 IS 6 A1 Ping Yuan A1 Lan Gao A1 Zhi-Cheng Jing YR 2013 UL http://erj.ersjournals.com/content/41/6/1466.abstract AB