i guess you are in nursing program right? 8 s9 k' v1 D& Rdo not use translator. some of them do not make sense." u. s+ k: [, y; o6 U8 u0 `3 E
try to use english "answer" website. it might help7 S) H D8 x5 o7 G( m
i have one but i never use it. well, leave me messages on "duan xiao xi'