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PMID714166.
S2CID4242863.
^Durant G, Duncan W, Ganellin C, Parsons M, Blakemore R, Rasmussen A (1978). "Impromidine (SK&F 92676) is a very potent and specific agonist for histamine H2 receptors". Nature. 276 (5686): 403–5.
doi:
10.1038/276403a0.
PMID714166.
S2CID4242863.