Nasrollahzade Masouleh, محمد, Samiee Amlashi, O. R., Selk Ghaffari, مسعود, Paryani, M.R.. “Effect of Maximum and Minimum Dose of Atropine on Fractional Shortening Parameter of Rabbit Echocardiography.” journal of veterinary clinical research, vol. 1, no. 2, 2010, pp. 89-94.