#Primary
Ka, 0.1, 0.9
Ke, 0.001, 0.1
V0, 30, 120
Tlag1, 0, 4

#Cov
WT
AFRICA
AGE
GENDER
HEIGHT

#Sec
V=V0*(WT/55)
C 55 is the mean weight in the population

#Lag 
TLAG(1) = Tlag1


#Out
Y(1) = X(2)/V

#Err
G=5
0.02, 0.05, -0.0002, 0