Lippincott Williams & Wilkins (LWW) is the world's largest professional medical press, publishing a total of 279 biomedical journals, providing high-quality medical literature resources for physicians, professional clinicians, nursing staff, and medical students worldwide. The quality of LWW periodicals is superior. More than half of the journals are included in SCI, which can comprehensively reflect the advanced level of medicine in today's global medical development.