بررسی فاصله تئوری تا عمل در دانشجویان مامایی دانشکده پرستاری و مامایی مشهد

1. S-potential responses to transient and maintained light stimuli have been recorded from units in the mixed rod-cone retina of a teleost fish species Eugerres plumieri. 2. Four spectral classes of S-potential were observed, three cone- and one rod-type. The cone-type responses were subdivided into... View More