title: Diffuse parenchymal lung disease: an approach to diagnosis.
authors.affiliation: Department of Medicine, Maulana Azad Medical College, New Delhi.
authors.forename: R
authors.initials: R
authors.lastname: Mahajan
authors.forename: M K
authors.initials: MK
authors.lastname: Daga
authors.forename: N
authors.initials: N
authors.lastname: Tiwari
mesh_terms: D000328:Adult; D000368:Aged; D001707:Biopsy, Needle; D001774:Blood Chemical Analysis; D001999:Bronchoscopy / Q000379:methods; D005260:Female; D006801:Humans; D007194:India / Q000453:epidemiology; D017563:Lung Diseases, Interstitial / Q000175:diagnosis* / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D011379:Prognosis; D012129:Respiratory Function Tests; D018570:Risk Assessment; D012680:Sensitivity and Specificity; D012720:Severity of Illness Index; D013906:Thoracoscopy / Q000379:methods; D014057:Tomography, X-Ray Computed