TY - RPRT TI - Trace metals, aging, and immunity. AU - M E Gershwin AU - R Beach AU - L Hurley PY - 1983 DO - 10.1111/j.1532-5415.1983.tb05750.x UR - https://pubmed.ncbi.nlm.nih.gov/6343468/ ID - 6343468 ER -