Key points are not available for this paper at this time.
BATES, DAVID W.; SPELL, NATHAN; CULLEN, DAVID J.; BURDICK, ELISABETH; IAIRD, NAN; PETERSEN, LAURA A.; SMALL, STEPHEN D.; SWEITZER, BOBBIE J.; LEAPE, LUCIAN L. Author Information
Bates et al. (1998) studied this question.