Using the details entered into the system openEMR will generate valid HL7 v2.3 messages in 3 formats, a text file that is automatically downloaded to the downloads folder of your browser, a HL7 message that is written to a folder or directory on the server running openEMR or use SFTP - Secure File Transfer Protocol, which is a network protocol that provides file access, file transfer, and file management over a secure connection and transfer this message to a lab