Clinicopathologic Conference, Functional Vitamin B12 Deficiency from Use of Nitrous Oxide
NEJM 388:1893-1900, Case 15-2023, 2023
Subacute Progressive Sensorimotor Symptoms
BMJ 365:doi:10.1136/bmj.l1923, Francis, A.,et al, 2019
Nanging
Lancet 360:384, Ng, J. &Frith, R., 2002