G. Matthews

An objective measure of physical activity for epidemiologic research.

D J Kupfer, L H Kuller, R E LaPorte, 1979, American journal of epidemiology.

Electroencephalographic sleep of younger depressives. Comparison with normals.

D. Kupfer, A. Borbély, R. Ulrich, 1985, Archives of general psychiatry.

All-night spectral analysis of the sleep EEG in untreated depressives and normal controls

D. Kupfer, A. Borbély, I. Tobler, 1984, Psychiatry Research.

Application of automated REM and slow wave sleep analysis: II. Testing the assumptions of the two-process model of sleep regulation in normal and depressed subjects

D. Kupfer, A. Borbély, R. Ulrich, 1984, Psychiatry Research.

Application of automated REM and slow wave sleep analysis: I. Normal and depressed subjects

D. Kupfer, A. Borbély, R. Ulrich, 1984, Psychiatry Research.

REM sleep in primary depression: a computerized analysis.

D. Kupfer, D. Spiker, P. Coble, 1978, Electroencephalography and clinical neurophysiology.

Objective measurement of human motor activity: a preliminary normative study.

D. Kupfer, F. G. Foster, G. Matthews, 1975, Biotelemetry.