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RT @NAChristakis: A 2018 review of functions of yawning: https://t.co/XR0U14RrAS A 1999 review of *evolution* of yawning: https://t.co/Th…
RT @NAChristakis: A 2018 review of functions of yawning: https://t.co/XR0U14RrAS A 1999 review of *evolution* of yawning: https://t.co/Th…
RT @NAChristakis: A 2018 review of functions of yawning: https://t.co/XR0U14RrAS A 1999 review of *evolution* of yawning: https://t.co/Th…
A 2018 review of functions of yawning: https://t.co/XR0U14RrAS A 1999 review of *evolution* of yawning: https://t.co/Th5n8QH46E 2/
@drchriscole @DorsaAmir i didn't know contagion occurred only in humans https://t.co/cqUjlIELUG https://t.co/sL6XC45W3s