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Ventilatory functions of normal children and young adults—Mexican-American, white, and black. I. SpirometryKatharine H.K. Hsu; Daniel E. Jenkins; Bartholomew P. Hsi; Erwin Bourhofer; Virginia Thompson; Nobuo Tanakawa; Grace S.J. Hsieh · 1979
Ventilatory functions of normal children and young adults: Mexican-American, white, and black. III. Sitting height as a predictorBartholomew P. Hsi; Katherine H.K. Hsu; Daniel E. Jenkins · 1983