beta-endorphin concentrations measured
12--14 hours before surgery, in fmol/ml
BeforeMins
beta-endorphin concentrations measured
10 minutes before surgery, in fmol/ml
References
The original source is given as Hoaglin, D. C., Mosteller, F.
and Tukey. J. W. 1985.
Exploring data tables, trends and shapes.
New York: John Wiley & Sons.