Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ,The Frequency of Mutations in the Surfactant Protein C Gene (SFTPC) Is Much Higher in Pediatric Interstitial Lung Disease (PILD) Than Either Adult-Onset Familial or Sporadic,Interstitial Pneumonia Am J Crit Care Med A2170,,,2009,,,,https://cir.nii.ac.jp/crid/1010000782477963904,