i guess you are in nursing program right? " E2 c* }/ z, r0 z% [do not use translator. some of them do not make sense. / m+ X& b) }- A, S% j- l' p7 v) xtry to use english "answer" website. it might help5 h3 v# V. C" M$ G9 p2 R4 Z* H
i have one but i never use it. well, leave me messages on "duan xiao xi'