Author
Hindawi Publishing Corporation
6
BioMed Central Ltd
4
Libertas Academica
4
British Medical Association
3
British Thoracic Society
3
Royal Society of Medicine (Great Britain)
3
American College of Gastroenterology
2
American Nephrology Nurses' Association
2
American Society for Experimental NeuroTherapeutics
2
British Cardiac Society
2
Centers for Disease Control and Prevention (U.S.). Epidemiology Program Office
2
European Society for Dermatological Research
2
Humana Press
2
International Scholarly Research Network
2
Iranian Society of Cardiovascular Surgeons
2
Royal College of Paediatrics and Child Health
2
Society for Investigative Dermatology
2
AOSpine International (Firm)
1
ASET (Society)
1
African Ophthalmology Council
1
African Vision Research Institute
1
American Academy of Dental Sleep Medicine
1
American Association for the Study of Liver Diseases
1
American Association of Clinical Endocrinologists
1
American Association of Heart Failure Nurses
1
American Association of Neuropathologists
1
American College of Chest Physicians
1
American College of Endocrinology
1
American Lung Association
1
American Physical Therapy Association. Cardiopulmonary Section
1
American Physical Therapy Association. Cardiovascular & Pulmonary Section
1
American Sleep Apnea Association
1
American Society of Angiology
1
American Society of Hand Therapists
1
American Society of Nuclear Cardiology
1
American Thoracic Society
1
Anjuman-i Chashmʹpizishkī-i Īrān
1
Anjuman-i Mutakhaṣṣiṣīn-i Guvārish va Kabid-i Īrān
1
Asian Pacific Society of Respirology
1
Asian Society of Abdominal Radiology
1
Asociación Ayuda Enfermo Neuroquirufgico
1
Association for the Study of Diseases of the Chest
1
Associazione Scientifica Interdisciplinare per lo Studio delle Malattie Respiratorie
1
Australian Podiatry Council
1
BMJ Publishing Group
1
British Cardiovascular Society
1
Bundesverband Niedergelassener Kardiologen
1
Canadian Association for the Study of the Liver
1
Canadian Association of Gastroenterology
1
Canadian Society of Nephrology
1
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