(Q34342279)
Statements
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Male yawning is more contagious than female yawning among chimpanzees (Pan troglodytes) (English)
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Jorg J M Massen
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Dorith A Vermunt
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Elisabeth H M Sterck
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11 July 2012
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7
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7
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e40697
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11 July 2012
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Identifiers
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