Clinicopathologic Conference, Functional Vitamin B12 Deficiency from Use of Nitrous Oxide
NEJM 388:1893-1900, Case 15-2023, 2023
Subacute Combined Degeneration of the Spinal Cord
In Rowland's, Merritt's Textbk of Neurology, Lea & Febiger, Phila, 8th Ed, p. 691, Mancall,E.L., 1989