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Is the WHO analgesic ladder still valid? Twenty-four years of experience.

2010; National Institutes of Health; Volume: 56; Issue: 6 Linguagem: Inglês

Grisell Vargas-Schaffer,

Anesthesia and Pain Management

Pain remains one of the main reasons for medical consultation worldwide. Numerous organizations and scientific associations have made efforts to find solutions for this problem and to facilitate the treatment of pain. In 1986 the World Health Organization (WHO) presented the analgesic ladder as a