Growth differences in subgroups of varying longevities in a laboratory population of the male annual cyprinodont fish, Nothobranchius guentheri (Peters) Apr 1, 1973 | Publications Markofsky J, Perlmutter A Exp. Gerontol. 1973 Apr;8(2):65-73 PMID: 4696516 http://www.ncbi.nlm.nih.gov/pubmed/4696516