Nursing administrators and certification.
D000288:Administrative Personnel / Q000523:psychology*; D001291:Attitude of Health Personnel; D002568:Certification; D004509:Education, Nursing, Continuing; D006801:Humans; D009718:Nurse Administrators / Q000193:education / Q000523:psychology*; D013527:Perioperative Nursing / Q000193:education*; D014481:United States