title: Three's company.
authors.affiliation: Department of General Pediatrics, The Children's Hospital of Philadelphia, 34th and Civic Center Blvd, Philadelphia, PA 19104, USA. feinstein@email.chop.edu
authors.forename: James A
authors.initials: JA
authors.lastname: Feinstein
mesh_terms: D006801:Humans; D009369:Neoplasms / Q000523:psychology*; D010820:Physicians / Q000523:psychology*; D011368:Professional-Family Relations