Studies on alpha2-adrenergic receptors of intact and functional washed human platelets by binding of 3H- dihydroergocryptine and 3H-yohimbine-correlation of 3H-yohimbine binding with the potentiation by adrenaline of ADP-induced aggregation - Lanza, F; Cazenave, J P (Thromb Haemostas, 1985)