i guess you are in nursing program right? , ^ c, ?' @+ D8 s9 N4 tdo not use translator. some of them do not make sense. 5 S1 B0 ~2 A0 atry to use english "answer" website. it might help # O. D! i0 C, m; e+ Ai have one but i never use it. well, leave me messages on "duan xiao xi'