i guess you are in nursing program right? ! ?& l! f& s( d6 Xdo not use translator. some of them do not make sense.1 t# {6 H7 n. m5 m" j
try to use english "answer" website. it might help 7 C" |! V$ O' H3 L) _9 C m O; Ei have one but i never use it. well, leave me messages on "duan xiao xi'