Why cant I see in the dark?
BMJ 373:m1573, Khan, S.,et al, 2021
Mastocytosis-Induced Nyctalopia
J Neuro-Ophthalmol 16:115-119, Lesser,R.L.,et al, 1996
Clinicopathologic Conference, Copper Deficiency Myelopathy
NEJM 377:1977-1984, Case 35-2017, 2017
Hypoparathyroidism
Cecil Textbook of Medicine 18th Ed, W B Saunders Co, Phila, p149688., Arnaud,C.D., 1988