i guess you are in nursing program right? 8 G1 \7 T. R. O5 i! z% @0 Y. r4 Kdo not use translator. some of them do not make sense. % f5 `. v' Y7 L7 \* K6 xtry to use english "answer" website. it might help ' @% o" T7 q) h$ r F7 @% }i have one but i never use it. well, leave me messages on "duan xiao xi'