“nonignorable dropout in longitudinal studies”的概念、定义、翻译、参考文献-科学参考

单词	nonignorable dropout in longitudinal studies
释义	nonignorable dropout in longitudinal studies Encyclopedia 理学临床试验的自适应性设计释 nonignorable dropout in longitudinal studies纵向研究中的不可忽略退出纵向研究由于研究耗时较长，可能发生被研究者过早地退出的情况。
随便看	properly convex subset properly differentiable function properly discontinuous action properly discontinuous group properly divergent sequence properly divergent series properly elliptic properly elliptical properly elliptical operator properly elliptic equation properly equivalent form properly hyperbolic properly infinite algebra properly infinite projection properly nilpotent element properly posed problem properly primitive form properly triangular matrix proper maintenance method of photographic lens proper map proper mapping proper mass proper modification proper morphism proper motion

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