Section 82, Ensure Appropriate Position of the Dubhoff Tube Prior To Feeding. Betsy H. Allbee; Lisa Marcucci; Jeannie S. Garber; Monty Gross; Sheila Lambert; Ricky J. McCraw; Anthony D. Slonim; Teresa A. Slonim (28 March 2012). Avoiding Common Nursing Errors. Lippincott Williams & Wilkins. ISBN978-1-4511-5324-8.