School of Aerospace Medicine: Technical documentary report SAM-TDR (series). 62-68. Further studies on distribution and metabolism of 2-mercaptoethylguanidine and bis (2 guanidoethyl) disulfide in mice [with list of references]; prepared under contract AF41(657)-300]: [by Bernard Shapiro, Emanuel E. Schwartz, and George Kallmann], Albert Einstein Medical Center, Philadelphia, Pa.