C
C There are a total of 0 entries in the algebraic variable array.
C There are a total of 3 entries in each of the rate and state variable arrays.
C There are a total of 11 entries in the constant variable array.
C
C
C VOI is time in component environment (minute).
C STATES(1) is cortisol in component cortisol (mcg_ml).
C CONSTS(1) is k1 in component cortisol (first_order_rate_constant).
C CONSTS(2) is k2 in component cortisol (flux).
C CONSTS(3) is k3 in component cortisol (first_order_rate_constant).
C STATES(2) is ACTH in component ACTH (mcg_ml).
C CONSTS(4) is k4 in component ACTH (first_order_rate_constant).
C CONSTS(5) is k5 in component ACTH (flux).
C CONSTS(6) is k6 in component ACTH (first_order_rate_constant).
C CONSTS(7) is Kd in component ACTH (mcg_ml).
C CONSTS(8) is Imax in component ACTH (dimensionless).
C STATES(3) is CRH in component CRH (mcg_ml).
C CONSTS(9) is k7 in component CRH (flux).
C CONSTS(10) is k8 in component CRH (first_order_rate_constant).
C CONSTS(11) is pulse in component CRH (flux).
C RATES(1) is d/dt cortisol in component cortisol (mcg_ml).
C RATES(2) is d/dt ACTH in component ACTH (mcg_ml).
C RATES(3) is d/dt CRH in component CRH (mcg_ml).
C
      SUBROUTINE initConsts(CONSTS, RATES, STATES)
      REAL CONSTS(*), RATES(*), STATES(*)
      STATES(1) = 0.0
      CONSTS(1) = 5E5
      CONSTS(2) = 0.01
      CONSTS(3) = 0.01
      STATES(2) = 0.0
      CONSTS(4) = 10.0
      CONSTS(5) = 4E-3
      CONSTS(6) = 0.035
      CONSTS(7) = 0.004
      CONSTS(8) = 0.99
      STATES(3) = 50.0
      CONSTS(9) = 1E-6
      CONSTS(10) = 0.01
      CONSTS(11) = 50.0
      RETURN
      END
      SUBROUTINE computeRates(VOI, CONSTS,  RATES, STATES, ALGBRC)
      REAL VOI, CONSTS(*), RATES(*), STATES(*), ALGBRC(*)
      RATES(1) = ( CONSTS(1)*STATES(2)+CONSTS(2)) -  CONSTS(3)*STATES(1)
      RATES(2) = ( CONSTS(4)*STATES(3)+CONSTS(5)) - ( CONSTS(6)*STATES(2)+ ( CONSTS(4)*STATES(3)+CONSTS(5))*(( CONSTS(8)*STATES(1))/(CONSTS(7)+STATES(1))))
      RATES(3) = (CONSTS(11)+CONSTS(9)) -  CONSTS(10)*STATES(3)
      RETURN
      END
      SUBROUTINE computeVariables(VOI, CONSTS, RATES, STATES, ALGBRC)
      REAL VOI, CONSTS(*), RATES(*), STATES(*), ALGBRC(*)
      RETURN
      END