N. Lindblom

Neurological impairments and sleep–wake behaviour among the mentally retarded

L. Leinonen, M. Laakso, M. Kaski, 2001, Journal of sleep research.

Urinary 6‐hydroxymelatonin sulfate excretion in intellectually disabled subjects with sleep disorders and multiple medications: Validation of measurements in urine extracted from diapers

M. Laakso, M. Kaski, P. Kaipainen, 2005, Scandinavian journal of clinical and laboratory investigation.

Sleep disturbances in aspartylglucosaminuria (AGU): A questionnaire study

M. Laakso, M. Kaski, H. Heiskala, 2006, Journal of Inherited Metabolic Disease.

Automatic blink detection: a method for differentiation of wake and sleep of intellectually disabled and healthy subjects in long-term ambulatory monitoring.

L. Leinonen, S. Joutsiniemi, M. Laakso, 2003, Sleep.

Endogenous melatonin predicts efficacy of exogenous melatonin in consolidation of fragmented wrist-activity rhythm of adult patients with developmental brain disorders: a double-blind, placebo-controlled, crossover study.

L. Leinonen, M. Laakso, M. Kaski, 2007, Sleep medicine.

No evidence for extraocular light induced phase shifting of human melatonin, cortisol and thyrotropin rhythms

H. Alfthan, M. Laakso, T. Hätönen, 2000, Neuroreport.

Wrist actigraphy in estimation of sleep and wake in intellectually disabled subjects with motor handicaps.

L. Leinonen, S. Joutsiniemi, M. Laakso, 2004, Sleep medicine.

Sleep fragmentation in mentally retarded people decreases with increasing daylength in spring

L. Leinonen, M. Laakso, M. Kaski, 2002, Chronobiology international.

Bright light exposure of a large skin area does not affect melatonin or bilirubin levels in humans

M. Laipio, U. Turpeinen, M. Laakso, 2000, Biological Psychiatry.