New Toolkit on Residual Dried Blood Spot SpecimensAn update of the 2014 RDBS Toolkit with a revised position statement. Read more. Our Publications APHL publishes a range of standing publications, including a magazine, blog, e-newsletter, quarterly APHL update and a newsletter covering environmental laboratory issues. View APHL Publications by Topic Lab Matters APHL in Action Bridges From APHL's LabBlog It looks like your browser does not have JavaScript enabled. Please turn on JavaScript and try again.