TY - BOOK AU - Werff, Van Der J Th TI - Biological reactions caused by electric currents and by x-rays : a theoretical study of the phenomena of excitation in the nerve by different electric currents and of the biological reactions caused by X-rays, both based upon a common principle U1 - 615.84 WER PY - 1948///. CY - New York : PB - Elsevier, KW - X-rays-Biological reactions ER -