TY - RPRT TI - Age related decrease of NOR activity in bone marrow metaphase chromosomes from healthy individuals. AU - E Pedrazzini AU - N Mamaev AU - I Slavutsky PY - 1998 DO - 10.1136/mp.51.1.39 UR - https://pubmed.ncbi.nlm.nih.gov/9624419/ ID - 9624419 ER -