Keyphrases
Sleep Quality
100%
Elderly People
100%
Melatonin
100%
Controlled Release
100%
Placebo
28%
Insomnia
28%
Washout Period
14%
Adverse Effects
14%
Elderly Subjects
14%
Pineal Gland
14%
Melatonin Metabolites
14%
6-sulfatoxymelatonin
14%
Melatonin Synthesis
14%
Replacement Therapy
14%
Chronic Illness
14%
Sleep-wake Cycle
14%
Placebo Treatment
14%
Sleep Disorders
14%
Sleep Efficiency
14%
Pruritus
14%
Randomized Double-blind Crossover Study
14%
Wrist Actigraphy
14%
Controlled Release Formulation
14%
Sleep Latency
14%
Total Sleep Time
14%
Insomniac
14%
Wake Time after Sleep Onset
14%
Melatonin Deficiency
14%
Neuroscience
Quality of Sleep
100%
Melatonin
100%
Placebo
30%
Sleep Quality
30%
Crossover Study
10%
Adverse Effect
10%
Sleep Disorder
10%
Actigraphy
10%
Sleep Waking Cycle
10%
Sleep Time
10%
Pineal Gland
10%
Pharmacology, Toxicology and Pharmaceutical Science
Controlled Release
100%
Melatonin
100%
Placebo
30%
Replacement Therapy
10%
Chronic Disease
10%
Sleep Disorder
10%
Pruritus
10%
Controlled Release Formulation
10%