model

           {
     
           for (i in 1:1) {        # one subject
           c~dnorm(mu, 1.0E+6)     # c:drug concentration
           mu<-(D/94)/(cl_F*tau)   # oral Lthium citrate concentration equation at steady state

           cl_F~dnorm(theta1, 7.032131)

           theta1<-(31.6-0.634*(age-50)*f+(-7.79+0.225*bw)/Scr)/24   # population estimate of Lithium citrate clearance
  
           }

           }
