Thank you to the 77 laboratories that reported results for LIS 57. A summary of results is available in tabular and graphical formats under the Study Results tab.

The next Inter-laboratory Comparison Study, LIS 58, will occur in May 2018. Now is a good time for laboratory managers to make corrections and changes, if necessary, in contact names, e-mail addresses, and shipping addresses.

There are two ways to update laboratory information: (1) Click the Lab Manager Login in the lower left corner of the QA/SAC Home Page. In the spaces provided enter your 6-digit lab number and password, then click Log in. Enter updates, as needed. (2) Send changes to