Markku T. Hyyppä

Sleep movements and poor sleep in patients with non-specific somatic complaints--II. Affective disorders and sleep quality.

M. Hyyppä, E. Kronholm, Markku T. Hyyppä, 1987, Journal of psychosomatic research.

Mental well-being of good sleepers in a random population sample.

M. Hyyppä, E. Kronholm, C. Mattlar, 1991, The British journal of medical psychology.

Sleep movements and poor sleep in patients with non-specific somatic complaints--I. No first-night effect in poor and good sleepers.

M. Hyyppä, E. Kronholm, E. Alanen, 1987, Journal of psychosomatic research.

Nocturnal motor activity in fibromyalgia patients with poor sleep quality.

M. Hyyppä, E. Kronholm, Markku T. Hyyppä, 1995, Journal of psychosomatic research.

Electrodermal lability and hypertension.

A. Jula, M. Hyyppä, E. Kronholm, 1996, International journal of psychophysiology : official journal of the International Organization of Psychophysiology.