Page Content Public Health Laboratory Model Practices for QMS11-A: Nonconforming EventsUse this guide when identifying, analyzing, correcting and documenting nonconforming events.After the Assessment: Examples of L-SIP Quality Improvement Activities A compilation of quality improvement examples to consider after completing an L-SIP assessment Crosswalk of Regulations and Guidance Affecting Laboratories- Sorted by QSE A crosswalk of regulatory references, arranged by Quality System Essentials (QSEs), the fundamental quality elements or building blocks of organizations How to Write a Laboratory Quality Manual A guide to public health laboratories on preparing a laboratory quality manual, based on the 12 Quality System Essentials within a Quality Management System Laboratory Internal Audit Plan A guide on developing appropriate documents, forms, statements for each heading of the laboratory's internal audit plan Core Functions of Public Health Laboratories Pamphlet Describes the Role and Value of Public Health Laboratories in Protecting Our Nation’s Health (Updated 2014) Definition of a State Public Health Laboratory System Updated by APHL Laboratories Systems and Standards Committee, June 2010 To view a comprehensive list of Quality Systems publications, please visit the general APHL Publications site. Resources Related ContentPublic Health Reports, Volume 128 (2013), Supplement 2 - Public Health Laboratory SystemsPublic Health Reports (2010), Supplement 2 - Public Health LaboratoriesComprehensive Laboratory Services Survey of State Public Health Laboratories, Journal of Public Health Management and Practice (2006)Core Functions and Capabilities of State Public Health Laboratories, MMWR (2002)Other ResourcesAPHL PublicationsMRC It looks like your browser does not have JavaScript enabled. Please turn on JavaScript and try again.