TY - GEN AU - STEIN,G AU - SWALLOW,A J TI - Reduction by x- and gamma-rays of some substances of biological interest SN - 0028-0836 PY - 2003///0501 KW - Gamma Rays KW - Humans KW - Radiation Effects KW - X-Rays N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/173937b0 ER -