Which one of the following is a method for effective control of pain in post-operative patients and those with chronic pain?

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E6 Pharmacology Nursing Lilley 11e Part 1 p. 180-182
E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 741-743
E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) p. 7690-7692
Practise the full RRB Nsg. Superintendent-20 July 2019 (Shift-2)
Attempt every question from this paper in a timed mock, then review the full solution for each one.