Labor (1) Employees (1) Worry (1) Sleep disorders (1) Sex (Biology) (1) Public officers (1) Public health personnel (1) Population (1) Pharmacy (1) Nursing (1) Military service, Voluntary (1) Mental health (1) Medical personnel (1) Hours of labor (1) Health (1) Force and energy (1) Fatigue (1) Dependency (1) Creation (1) Sueño--Trastornos (1) Dependencia (1) Personal de salud pública (1) Personal sanitario (1) Energía (Física) (1) Estado civil (1) Factores (1) Salud (1) Enfermería (1) Estudio (1) Preocupación (1)