. . . . "the concentration of urea or blood urea nitrogen in blood, used as an indicator of kidney function and protein metabolism." . . . "Urea/BUN" . "urea/BUN concentration in blood" . . . . "Christos Vasileiou" . "2026-02-13T10:07:39.832Z"^^ . . . . . . . . . "RSA" . "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz1OobdRASd9SftHrLhG905OXjv8DHndvyWzXRJ5EDFPankMSnHZPHK+g2qEeRWdonstt55CLrpTpWsVv9xRtTqPidXHbnWLBXX42iCB+EnZNoKqAVKF5GxkSR38S0uTTq3aeQJbw2kTpx6LMkspmuH95fgAI/lfqPWrxdlI98jIeHQ14UXZpiWmkkvPgC9GVgmwHiG1hB/NCA2fKCOxVodN44OfhAPtkWmPJ40IcGPSalI4HRqgLLI5PabdRk3PiG81cUngmQU1Xk6EapzkRJGenkOlGsC5L4ktEPO6LS9uBMLTMLQDtGtkrcwqg5HmeKv7Ili3vgr3LL8/GaBBOLQIDAQAB" . "cFY3OR3W+4rjjJzLkJBR5TNyx/CaEPpVNnMpZa8ntaL09p/PfjEglfupYOZ7jnA7Lu+Y6lTOVorooePijCKYaWJ07GdhlneRyysqbv5dk6lF6Ln6PGW92vdoW7h8k2BSKQb1NFsXhLMAyfOgVYJ8CI+S4MB6tYTuKN2d+TvExYk69EeL+uDM8Z/+/ktWBHQkGvQohOPTNkr1gaihpVxPxuQJlzcO5xcG7wt1hjLcuqL+bcPZqal2yIj8L8n4Y8NSmFSdgNBCR9LOaXaL0GhhyrtyI9UvbVF+BEP3gpSd/qqyzc2PyZd1S5yUdR4R7/oTz8RAf6h566nLNhcS3PXfEg==" . . .