Sato, H., Tamba, M., Ishii, T
Each type of primary headache has distinct symptoms that can help differentiate them: Tension Headache: Dull, aching head pain
Additional GWAS findings have revealed associations with specific single nucleotide polymorphisms (SNPs) in genes such as IL-2 receptor alpha (IL2RA), cytotoxic T-lymphocyte-associated protein 4 (CTLA-4), the IL-2/IL-21 locus, natural killer group 2D (NKG2D), and Ikaros family zinc finger 4 (IKZF4)
Persistent or severe reactions may indicate sensitivity to benzyl alcohol in bacteriostatic water
Zhao G, Jiang K, Yang Y, Zhang T, Wu H, Shaukat A, Qiu C, Deng G
Go RE, Hwang KA, Choi KC (2015) Cytochrome P450 1 family and cancers