Gu a de la Buena Prescripci n. Hospital Universitario Son Dureta. Palma de Mallorca. Terap utica del SNS - Vol.
Clinical trials are the foundations of evidence-based treatments.
Trials must be critically appraised to confirm the validity of conclusions. The Australian Prescriber Vol. 23 Number 1, 2000,- Efficacy, effectiveness, efficiency Guidelines are mostly based on evidence gathered from randomised controlled trials. The Australian Prescriber Vol. El Medicamento en la Red.