Connolly, W., Shenton, F., Lethbridge, N., Leurs, R., Waldvogel, H., Faull, R., …Chazot, P. (2009). The histamine H4 receptor is functionally expressed on neurons in the mammalian CNS. British Journal of Pharmacology, 157(1), 55-63. https://doi.org/10.1111/j.1476-5381.2009.00227.x