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Idänpään-Heikkilä JJ, Björn M, Seppälä T.Idänpään-Heikkilä JJ, et al.Eur J Pharmacol. 1995 Jan 13;292(2):191-9. doi: 10.1016/0926-6917(95)90012-8.Eur J Pharmacol. 1995.PMID: 7536679