NOTE. MSM, men who sex with men; UAIC, unprotected anal intercourse.Value of variables (X, Y1, Y2, Y3, Y4) meant to be initial value for mathematical model. Value of parameters (from nx to fp) meant t
NOTE. MSM, men who sex with men; UAIC, unprotected anal intercourse. Value of variables (X, Y1, Y2, Y3, Y4) meant to be initial value for mathematical model. Value of parameters (from nx to fp) meant