MorrisJF, KiskiA, JohnsonLC. Spirometric standards for healthy non-smoking adults. Am Rev Respir Dis1971;103:57–67.
2.
GoldmanHI, BecklakeMR. Respiratory function tests: Normal values at median altitudes and the prediction of normal results. Am Rev Tuberc1959;79:457–467.
3.
HsuKHK, JenkinsDE, BartholomewPH, . Ventilatory functions of normal children and young adults—Mexican-American, white and black. Part I. J Pediatr1979;95:14–23.
4.
SchoenbergB, BeckGJ, BouhuysA.Growth and decay of pulmonary function in healthy blacks and whites. Respir Physiol1978;33:367–393.
5.
RossiterCE, WeilH.Ethnic differences in lung function: Evidence for proportional differences. Int J Epidem1974;3:55–61.
6.
StinsonJM, McPhersonGL, HicksK, . Spirometric standards for healthy black adults. J Natl Med Assoc1981;73:729–733.
7.
BoggsPB, StephensAL, WalkerRF, . Racially specific reference standards for commonly performed spirometric measurements for black and white children, ages 9-18 years. Ann Allergy1981;47:273–277.