2
by Nguyen, T. Q.
Published in Public Health Reports (2003)
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3
by Nguyen, T. Q.
Published in Analusis (1998)
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4
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5
6
7
by Nguyen, Nam Q
Published in WJG (2013)
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11
12
by Nguyen, Nam Q
Published in WJG (2010)
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13
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14
16
by Nguyen, Nam Q
Published in WJG (2007)
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18
19