Certified Occupational Health Nurse Tests - COHN^®

Find resources to pass the COHN exam, such as practice tests, certification information, study guides and courses. The COHN exam certifies nurses to work in the field of occupational health. The Certified Occupational Nurse Test is published by the American Board for Occupational Health Nurses, Inc. (ABOHN). For more information, see Tests.com's COHN Test Guide.