, 05 2018 . 22:41
+
500 , " ".
. , , .
, , "must either hold a Ph.D. in a scientific field such as biology, chemistry, mathematics, engineering, computer science, or one of the other natural sciences; or they must hold an M.D. and serve as a professor of medicine."
-
arhivar_rus 
[
0 121 2000 ]
:
arhivar_rus