1. A note on the osmotic pressure of the blood of various animals;Aldred;J. Exp. Biol.,1940
2. Age as a factor in the development of resistance of the chicken to the effects of the protozoan parasite. Eimeria tenella;Herrick;J. Parasitol.,1936
3. A method for the determination of plasma and blood volume;Keith;Arch. Int. Med.,1915
4. Natt, M. P., and C. A. Herrick (in press). The effect of cecal coccidiosis on the blood cells of the domestic fowl. 1. A comparison of the changes in the erythrocyte count resulting from hemorrhage in infected and mechanically bled birds. The use of the hematocrit value as an index of the severity of the infection.
5. Blood volume determinations in chickens;Newell;Poultry Sci.,1950