TY - RPRT TI - Asymptomatic primary systemic amyloidosis. AU - R A LEVINE AU - M A PAYNE AU - P M BURKHOLDER PY - 1962 DO - 10.7326/0003-4819-56-3-397 UR - https://pubmed.ncbi.nlm.nih.gov/14464646/ ID - 14464646 ER -