(Q48518454)
Statements
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Prepayment was superior to postpayment cash incentives in a randomized postal survey among physicians (English)
1 reference
1 reference
Janice M Johnston
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Hnin Saing
1 reference
Keith Y K Tin
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Irene O L Wong
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Lai-Ming Ho
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1 August 2004
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57
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8
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777-784
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