i guess you are in nursing program right? 8 {) y; A+ z. Z2 t* ^do not use translator. some of them do not make sense. 1 k# x8 ?$ a6 M2 itry to use english "answer" website. it might help I" L( V6 X$ P; {+ J* D5 `0 n
i have one but i never use it. well, leave me messages on "duan xiao xi'