Radiological Society of North America rsna.org http://unspecified The Radiological Society of North America (RSNA) is an international society of radiologists, medical physicists and other medical professionals with more than 51,000 members from 136 countries across the globe. RSNA publishes two top peer-reviewed journals: Radiology, the highest-impact scientific journal in the field, and RadioGraphics, the only journal dedicated to continuing education in radiology. Radiological Society of North America http://pubs.rsna.org/ data:image/png;base64,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 rsna.org Public pubs.rsna.org MIIDEDCCAfigAwIBAgIJAJzgAWzkM8T0MA0GCSqGSIb3DQEBBQUAMBgxFjAUBgNVBAMTDXB1YnMu cnNuYS5vcmcwHhcNMTMxMDA3MjA0NzI1WhcNMjMxMDA1MjA0NzI1WjAYMRYwFAYDVQQDEw1wdWJz LnJzbmEub3JnMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqRPhvibBGQpooUm65mN4 690Qia2tM6BbQnYd/7y9HRKQe1KkhmUlNF4+ZjeEmxFvmawnGLTA/eN2oYdQXANiSjrGgmQRIUr1 fcPK5xoeyyNULdiciLZejtSlvXzY4dgz/DX2hMlH4Q+w6A4c1UBD8qKHDgE4ss+bN+noT4ObEua8 n/TbJ290MYG3/kwRyfx6Wnsm8J3kKnRwyiTMxMchimxpd1IXDE/Dt8M45TKzEQwzqluxl1qz9v71 h9zk5nkBKmhJ4b1BTIdECQ2Ah56jOQ/9Cuxbv0AKltJM7bLEB8qTsV/Q29xm/rVVt5rQbWk1Imam 0403xgmMyvGEyR/7UQIDAQABo10wWzA6BgNVHREEMzAxgg1wdWJzLnJzbmEub3JnhiBodHRwczov L3B1YnMucnNuYS5vcmcvc2hpYmJvbGV0aDAdBgNVHQ4EFgQU0JkMEFSeGhSejeQCBo6K11ftUFEw DQYJKoZIhvcNAQEFBQADggEBADP2WaN5mVSM3Zv9UqUPG2bO7XTXPnhtvHIgAa4hSobLixQP98Ml 7sXVlqnLP31IWgToTjtXTjpTNYE7vsCsKRVP9uvVOziS2A5EBtoKWrQLbOCrwTBl0IzFLn8siJfN HHNUdwDxOhJYCC0cwS22b3t0Rfv9LjQ82TRO0FvIc82gJMzlnPogQyrWOTjRIhAm74GLoDngxl3t XhPN8jSSx82EAYJJpITK4Fffule8pHHZFSwOXTB73RfDBu2LXZ4ZcLi1+DpZ+s8Cz8C3mKyEo1f6 CRUaqaypMRhLDwi9VHOqZtE2nUqEafnyZVd6WKS8JkDbp5nnxgaI0eM2fo7rUFg=