Endemic nephropathy. Proceedings of the Second International Symposium on Endemic Nephropathy Sofia, November 9-11, 1972.
Card's contents:523,878 PUCHLEV A. /red./ Endemic nephropathy. Proceedings of the Second International Symposium on Endemic Nephropathy Sofia, November 9-11, 1972. Ed. by A. Puchlev. Sofia 1974 Publ. House of the Bulgarian Academy of Sciences 8° s.343,nlb.1,ilustr. Bulgarian Academy of Sciences /Druga k. tyt. w jęz. bułg./