J.E. Nagtegaal

Delayed sleep phase syndrome: A placebo‐controlled cross‐over study on the effects of melatonin administered five hours before the individual dim light melatonin onset

J.E. Nagtegaal, G.A. Kerkhof, Marcel G. Smits et al. · Journal of Sleep Research · 1998 · 221 citations

Impairment of endogenous melatonin rhythm is related to the degree of chronic kidney disease (CREAM study)

Birgit C. P. Koch, K. van der Putten, Eus J.W. Van Someren et al. · Nephrology Dialysis Transplantation · 2009 · 90 citations

The effects of melatonin on sleep–wake rhythm of daytime haemodialysis patients: a randomized, placebo‐controlled, cross‐over study (EMSCAP study)

Birgit C. P. Koch, J.E. Nagtegaal, E. Chris Hagen et al. · British Journal of Clinical Pharmacology · 2008 · 77 citations · Full text

Effects of melatonin on the quality of life in patients with delayed sleep phase syndrome

J.E. Nagtegaal, M.W. Laurant, G.A. Kerkhof et al. · Journal of Psychosomatic Research · 2000 · 71 citations

Sleep Disorders, Sleep, Sleep Medicine +8

Melatonin‐Responsive Headache in Delayed Sleep Phase Syndrome: Preliminary Observations

J.E. Nagtegaal, M.G. Smits, Alexander Swart et al. · Headache The Journal of Head and Face Pain · 1998 · 67 citations