51 resultados para Consumer health information
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Mode of access: Internet.
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"First printing."
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Mode of access: Internet.
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"PB 283 164."
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Mode of access: Internet.
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"For a comparison of this survey with that made by the Office of Education in 1923, see A Biennium in hygiene and physical education, Bulletin, 1931, no. 20."--Foot-note, p. [1]