SUBJECT:  Exact and cumulative Poisson probability
AUTHOR:   Joseph Hilbe, Ph.D., STB Editor
SUPPORT:  Fax STB office 602-860-1446 or write

COMMENTS:
Use standard in1 installation instructions.
From inside Stata, on-line help is available.  Type:
          help epoisson    to obtain help on exact poisson;
          help cpoisson    to obtain help on cumulative poisson.