Development in recent years of subdermally implanted radio transmitters has widened the scope of physiological research. The advantages of the telemetry method are that the animal is unrestrained in a large enclosure and can carry on its accustomed daily activities unhampered by wires, external sockets, or restraining lines.
Proceedings of the Iowa Academy of Science
©1966 Iowa Academy of Science, Inc.
Baker, Melissa; Folk, G. Edgar Jr.; and Ashlock, William
"A Recording Cardiotachometer for Radio Capsules Implanted in Mammals With Data From Hibernating Mammals,"
Proceedings of the Iowa Academy of Science, 73(1), 293-302.
Available at: https://scholarworks.uni.edu/pias/vol73/iss1/42