KNAUS, W. A.; WAGNER, D. P.; LOIRAT, P.; CULLEN, D. J.; GLASER, P.; MERCIER, P.; NIKKI, P.; SNYDER, J. V.; LEGALL, J. R.; DRAPER, E. A.; CAMPOS, R. A.; KOHLES, M. K.; GRANTHIL, C.; NICOLAS, F.; SHIN, B.; WATTEL, F.; ZIMMERMAN, J. E. Author Information
No takes yet. Share an insight, caveat, or question.
Knaus et al. (1983) studied this question.