K. Lagergren

Sub-optimal vigilance in patients with complete heart block: Influence of cardiac pacing and a “nootropic” substance

K. Lagergren, 1981 .

Effects of changes in heart rate in different body positions upon critical flicker fusion threshold and reaction time performance in patients with artificial pacemakers

S. Levander, K. Lagergren, 1975 .

Effects of Exogenous Changes in Heart Rate Upon Perceptual and Psychomotor Performance in Patients with Artificial Pacemakers

K. Lagergren, 1979 .

Effect of exogenous changes in heart rate upon mental performance in patients treated with artificial pacemakers for complete heart block.

K. Lagergren, 1974, British heart journal.

Visible and non-visible EEG changes demonstrated by spectral parameter analysis.

A Isaksson, A Wennberg, A. Wennberg, 1976, Electroencephalography and clinical neurophysiology.

Four vigilance indicators for use with a minicomputer: (573942009-001)

S. Levander, K. Lagergren, 1973 .

A double-blind study on the effects of piracetam upon perceptual and psychomotor performance at varied heart rates in patients treated with artificial pacemakers

S. Levander, K. Lagergren, 2004, Psychopharmacologia.