Pain (5) Dolor (5) Palliative treatment (4) Cancer (4) Cuidados paliativos (4) Cáncer (4) Therapeutics (3) Opioids (3) Drugs (3) Opiáceos (3) Terapéutica (3) Medicamentos (3) Costa Rica (2) Women (2) Quality of life (2) Physiology, Pathological (2) Men (2) Diagnosis (2) Amyotrophic lateral sclerosis (2) Esclerosis lateral amiotrófica (2) Calidad de vida (2) Fisiopatología (2) Hombres (2) Estudio (2) Diagnóstico (2) Mujeres (2) Conscious sedation (1) Ketamine (1) Local anesthetics (1) Evolution (Biology) (1)