​​​​​​​​​​​​​​​Thank you for your participation in the US National Influenza Surveillance system. Our system relies on your help! Below please find links to download specimen submission guidance and the specimen submission form.

Influenza Specimen Submission Guidance Documents

Please follow the guidance as consistently as possible, submitting recently collected specimens on a routine basis. Remember to email a copy of the submission form to the receiving laboratory to help them prepare for the arrival of your shipment; also include a printed copy in your shipment.

​Highly Pathogenic Avian Influenza A Documents

​Please review the following documents which were developed or shared in response to cases of Highly Pathogenic Avian Influenza A (H5N1) identified in Dairy Cows in the US in April 2024. 

Call Summaries 

​​These call summaries are restricted to APHL Members. You must be signed into your aphl.org account in order to access these documents. ​

Additional respiratory virus guidance documents are available​ for SARS-CoV-2 and RSV.


Contact fluquestions@aphl.org.