title: Letter by asosingh et Al regarding article, "circulating endothelial progenitor cells in patients with eisenmenger syndrome and idiopathic pulmonary arterial hypertension".
authors.forename: Kewal
authors.initials: K
authors.lastname: Asosingh
authors.forename: Serpil C
authors.initials: SC
authors.lastname: Erzurum
authors.forename: Mervin C
authors.initials: MC
authors.lastname: Yoder
authors.forename: Rubin M
authors.initials: RM
authors.lastname: Tuder
mesh_terms: D004541:Eisenmenger Complex / Q000473:pathology*; D004730:Endothelium, Vascular / Q000166:cytology*; D006412:Hematopoietic Stem Cells / Q000166:cytology*; D006801:Humans; D006976:Hypertension, Pulmonary / Q000473:pathology*