i guess you are in nursing program right?( K( L, D' r# ~* @% u
do not use translator. some of them do not make sense. 1 U6 o1 N, W2 H$ itry to use english "answer" website. it might help0 d8 @4 t2 q) B, k4 R
i have one but i never use it. well, leave me messages on "duan xiao xi'