i guess you are in nursing program right?/ N' ~- X9 L7 S" Y
do not use translator. some of them do not make sense. 7 s" o* O! v; F0 E; xtry to use english "answer" website. it might help 9 O+ y3 [* Q) z1 `' v$ n/ Z- g6 U ei have one but i never use it. well, leave me messages on "duan xiao xi'