00680nam2 22002171i 450 990002299000403321000229900FED01000229900(Aleph)000229900FED0100022990020030801d--------km-y0itay50------ba<<A >>basis for distinguishing two types ofpurinergic receptor. New York, 1978, p.107-118.001000221983Burnstock,Geoffrey95951ITUNINARICAUNIMARCBK990002299000403321FFABCBasis for distinguishing two types ofpurinergic receptor. New York, 1978, p.107-118388860UNINAING01