Papers from the Mayo Foundation for Medical Education and Research and the Graduate School of Medicine of the University of Minnesota, Covering the Period of 1915???1920
1922 ◽
Vol 164
(2)
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pp. 282
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1923 ◽
Vol 189
(15)
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pp. 517-517
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1960 ◽
Vol 50
(2)
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pp. 297-302
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1967 ◽
Vol 49
(4)
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pp. 386-390
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1967 ◽
Vol 48
(6)
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pp. 531-539
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