TY - JOUR AU - Rafighdoust, Fatemeh AU - Vaezi, Gholamhassan AU - Sharafi, Shahram AU - Shajieii, Homan TI - The Effect of Social Isolation Stress on Yawning Behavior in Male Rats Treated with Morphine and Naloxone JO - Journal of Animal Biology VL - 13 IS - 1 SP - 23 EP - 28 PY - 2020 DO - ER -