1. Spirometric studies in normal subjects. IV. Ventilatory capacities in healthy children 7-17 years of age;Bjure, J.;Acta paediat. (Uppsala),1963
2. Maximal breathing capacity and vital capacity in female children and adolescents;Ferris, Jr., B.G.; Smith, C.W.;Pediatrics,1953
3. Studies of respiratory physiology in children. I. Mechanics of respiration and lung volumes in 85 normal children 5 to 17 years of age;Helliesen, P.J.; Cook, C.D.; Friedlander, L.; Agathon, S.;ibid,1958
4. Respiratory measurements of 3,556 Sheffield schoolchildren;Lunn, J.E.;Brit. J. prev. soc. Med,1965
5. A study of respiratory function in normal school children. The peak flow rate;Nairn, J.R.; Bennett, A.J.; Andrew, J.D.; MacArthur, P.;Arch. Dis. Childh,1961