Comment on

• Mutation analysis for heterozygote detection and the prenatal diagnosis of cystic fibrosis.

  Lemna WK, Feldman GL, Kerem B, Fernbach SD, Zevkovich EP, O'Brien WE, Riordan JR, Collins FS, Tsui LC, Beaudet AL. Lemna WK, et al. N Engl J Med. 1990 Feb 1;322(5):291-6. doi: 10.1056/NEJM199002013220503. N Engl J Med. 1990. PMID: 2296270
• Pancreatic function in infants identified as having cystic fibrosis in a neonatal screening program.

  Waters DL, Dorney SF, Gaskin KJ, Gruca MA, O'Halloran M, Wilcken B. Waters DL, et al. N Engl J Med. 1990 Feb 1;322(5):303-8. doi: 10.1056/NEJM199002013220505. N Engl J Med. 1990. PMID: 2296272