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Ståhle, L., Ungerstedt, U. Discrepancy in the time course of EMD 23448 induced yawning and reduction of extracellular dopamine. Psychopharmacology 97, 275–276 (1989). https://doi.org/10.1007/BF00442263
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DOI: https://doi.org/10.1007/BF00442263