Clinical Cancer Research

Journal, American Association for Cancer Research, Philadelphia, USA

Blood (3)

Journal, American Society of Hematology, Washington, USA

Cochrane Handbook for Systematic Reviews of Interventions (2)

The Cochrane Community, London, UK

Diving Diseases Research Centre (3)

DDRC Healthcare., The Hyperbaric Medical Centre, Plymouth, UK

Events in bioscience and medicine (2)

The Human Molecular Genetics Portal Site Hum-Molgen

Evidence Based Medicine (2)

OpenClinical, London, UK, last update 2013

Evidence Based Medicine 3

University of Illinois at Chicago, Chicago, USA

Evidence Based Medicine Toolkit (2)

University of Alberta, Edmonton, Canada

Evidence-Based Medicine 4

Centre for Evidence-Based Medicine, Oxford, UK

Gerontology (2)

Journal, Karger AG, Basel, Switzerland

Journal of Medical Ethics (2)

Journal, British Medical Journal Publishing Group, London, UK

Journal of Negative Results in Biomedicine (2)

Journal, PubMed Central, National Library of Medicine, Bethesda, USA

Marijuana and Medicine: Assessing the Science Base (2)

Book, Janet E. Joy, National Academy Press, Washington, USA, 1999

Marijuana As Medicine?: The Science Beyond the Controversy (2)

Textbook, The National Academies Press, Washington, USA, 2000

Mayo Clinic Medical Professional Video Center (2)

Mayo Clinic, Rochester, MN, USA

Medical Images and Illustrations (2)

Diosphere Ltd t/a Medical Images, Wilmington, USA

Medical Ethics (2)

RAND Corporation, Santa Monica, USA

Agency for Healthcare Research and Quality (2)

U.S. Department of Health and Human Services, Rockville, USA

Catalog of Clinical Images (23)

Ch. Goldberg, University of California, San Diego

Nucleotide (3)

National Center for Biotechnology Information, Bethesda, MD, USA