Browner, WS; Kahn, AJ; Ziv, E; Reiner, AP; Oshima, J; Cawthon, RM; Hsueh, WC; Cummings, SR. (2004). “The genetics of human longevity”. Am J Med. 117 (11): 851–60. doi:10.1016/j.amjmed.2004.06.033. PMID15589490.
nih.gov
pubmed.ncbi.nlm.nih.gov
Acharya, PV (1971). “The isolation and partial characterization of age-correlated oligo-deoxyribo-ribonucleotides with covalently linked aspartyl-glutamyl polypeptides”. Johns Hopkins medical journal. Supplement (1): 254–60. PMID5055816.