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COLLINS SD, 1939, PUB HLTH REP, V54, P629
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COLLINS SD, 1938, PUB HLTH REP, V53, P587
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COLLINS SD, 1934, PUB HLTH REP, V49, P649
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COLLINS SD, 1938, PUB HLTH REP, V53, P1593
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COLLINS SD, 1935, PUB HLTH REP, V5, P507
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COLLINS SD, 1936, PUB HLTH REP, V51, P1736
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AGE INCIDENCE OF SPECIFIC CAUSES OF ILLNESS
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