White, G.C.. 1992. PC SURVIV User's Manual. Dept. of Fishery and Wildlife Biology, Colorado State University, Fort Collins, CO
proc title 'test job'; proc model npar=4 addcell; cohort=23 /* 1993 */; 14:s(1); cohort=24 /* 1994 */; 10:s(2); cohort=25 /* 1995 */; 17:s(3); cohort=25 /* 1996 */; 16:s(4); proc estimate novar name=one; constraints; s(2)=s(1); s(3)=s(1); s(4)=s(1); proc estimate novar name=two; proc test; proc stop;