1. Abnormal electrolyte composition of sweat in cystic fibrosis of the pancreas;di Sant’Agnese;Pediatrics,1956
2. A test for the concentration of electrolytes in sweat in cystic fibrosis of the pancreas utilizing pilocarpine iontophoresis;Gibson;Pediatrics,1959
3. Cystic fibrosis detection by means of a test strip;Stephan;Pediatrics,1975
4. Dried blood spot screening for cystic fibrosis in the newborn;Crossley;Lancet,1979
5. Newborn screening for cystic fibrosis: its evolution and a review of the current situation;Wilcken;Screening,1993