explore leica microsystems' microscopy and scientific instruments. from stereo to digital microscopy and super-resolution, as well as medical solutions, our users can be found in many fields.

people-centered, data-driven, personalized. solving our world’s biggest health challenges with advanced technology.

life sciences instruments, research, reagents, and services for laboratories enabling new discoveries in biology-based research and development.

the best science for better lives. explore the latest high-quality research from the lancet group

the united nations agency working to promote health, keep the world safe and serve the vulnerable.

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find information on health conditions, wellness issues, and more in easy-to-read language on medlineplus, the up-to-date, trusted health information site from the nih and the national library of medicine.