Cephalgia, cephalalgia

See see also Headache
histamineG44.009
histamine, intractableG44.001
histamine, not intractableG44.009
trigeminal autonomic (TAC) NECG44.099
trigeminal autonomic (TAC) NEC, intractableG44.091
trigeminal autonomic (TAC) NEC, not intractableG44.099