E., Weinberger, Steven (2019). Principles of pulmonary medicine. Cockrill, Barbara A.,, Mandel, Jess,, Preceded by : Weinberger, Steven E. (Seventh ed.). Philadelphia, PA. ISBN9780323523738. OCLC1020498796.{{cite book}}: CS1 maint: location missing publisher (link) CS1 maint: multiple names: authors list (link)