作者: Kimberly A. Mc Cord , Rustam Al-Shahi Salman , Shaun Treweek , Heidi Gardner , Daniel Strech
DOI: 10.1186/S13063-017-2394-5
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摘要: … This can provide three … collect the routine outcome data in a different way (eg, by using more sensitive diagnostic procedures, by coding the data differently, or by using different time …