Heartbeat and Heartbeat scaling

Contains heart beat and heart beat scaling (DFA estimates) data. Both matrices are of dimensions 28x3x2, where the first dimension are the N=28 subjects, the second dimension the pharmacological conditions (1 = placebo, 2= atomoxetine and 3 = donepezil) and the third dimension the two behavioral contexts (1 = Fixation, 2 = . Task-counting).