i guess you are in nursing program right?# i/ @) ^- B. `7 k; X; z/ A
do not use translator. some of them do not make sense. a9 g4 c! H( f) O7 k
try to use english "answer" website. it might help ! u) K9 Y @% u3 A4 x/ M1 Mi have one but i never use it. well, leave me messages on "duan xiao xi'