Density (1) Methodology (1) Indexes (1) Neurosciences (1) Value (1) Time (1) Sleep (1) Size reduction of materials (1) Perception (1) Percentage (1) Oscillations (1) Ips (1) Insomnia (1) Hypothesis (1) Government financial institutions (1) Electroencephalography (1) Average (1) Arousal (Physiology) (1) Valuation (1) Societies, etc (1) Societies and clubs (1) Ursa Minor (1) Rating of (1) Quality (1) Effectiveness (1) Evaluation (1) Evaluación (1) Valor (Economía) (1) Índices (1) Insomnio (1)