title: Recertification.
authors: K
authors: K
authors: Downing
mesh_terms: D002568:Certification / Q000145:classification / Q000592:standards*; D003422:Critical Care; D004509:Education, Nursing, Continuing / Q000592:standards*; D006801:Humans; D013527:Perioperative Nursing / Q000193:education*; D011182:Postoperative Care