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Penn Medicine is dedicated to high-quality patient care and service, advancing medical science through research, and educating the next generation of leaders in medicine. It includes three hospitals in Philadelphia and outpatient centers throughout t...

Find the best doctors in California at Palo Alto Medical Foundation, a multi-specialty healthcare provider with physicians and clinics throughout California. Patients looking for the best doctors in California choose us for healthcare, medical resear...

Vasectomy and vasectomy reversal clinic in San Francisco dedicated to the diagnosis and treatment of male fertility and sexual health in men. Award-winning expert Dr. Paul Turek offers information on azoospermia, sperm retrieval, testicular mapping, ...

The leading source for trustworthy and timely health and medical news and information. Providing credible health information, supportive community, and educational services by blending award-winning expertise in content, community services, expert co...

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Reporting our world daily: original nature and science coverage from National Geographic.

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Welcome to InnerBody.com, your online guide to the anatomy and physiology of the human body. Study diagrams, internal organs, body parts and systems.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

LIVESTRONG offers trusted health information and health news on diseases, symptoms, drugs, treatments and more. Get healthy with LIVESTRONG

Mayo Clinic — Comprehensive medical diagnosis and treatment; locations and services; request an appointment.

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