i guess you are in nursing program right? 4 b( T5 w5 b6 Z, rdo not use translator. some of them do not make sense.7 P9 v( N& g: Y$ n$ B4 `3 H; K
try to use english "answer" website. it might help& _' ]2 H$ ? Y' m' P y# W) ^
i have one but i never use it. well, leave me messages on "duan xiao xi'