National Center for Emerging / Emerging and Zoonotic Infectious Diseases Division of High-Consequence Pathogens and Pathology General Guidelines for Shipping Pathology Specimens Infectious Diseases Pathology Branch Packaging Guidelines Room Temperature / Centers for Disease Control and Prevention / / /
Specimen Submission Guidelines for Pathologic Evaluation of Influenza Virus Infections Viral antigens may be focal and sparsely distributed in patients with influenza, and are most frequently detected in respiratory epi