· American Association of Respiratory Care Practice Clinic Guidelines
http://www.hsc.missouri.edu/shrp/rtwww/rcweb/aarc/

· American College of Chest Physicians
http://www.chestnet.org/

· Asma Infantil
http://www.asma-infantil.com/index1.html

· Asthma Management Book
http://hna.ffh.vic.gov.au/asthma/amh/amh.html

· Asthma Zeneca
http://www.asthma.zeneca.com

· Canadian Respiratory Journal
http://www.pulsus.com/respir/home.htm

· Chest
http://journals.chestnet.org/chest/

· Division of Tuberculosis Elimination (CDC)
http://www.cdc.gov/nchstp/tb/

· Doctor´s Guide
http://www.pslgroup.com/dg/pulmonarynews.htm

· Med Files
http://www.geocities.com/HotSprings/2255/lung.html

· Merck Manual
http://www.merck/pubs/mmanual

· Mount Sinai Hospital Center
http://www.mtsinai.org/pulmonary/

· National Heart, Lung and Blood Institute
http://www.nhlbi.nih.gov/nhlbi/nhlbi.htm

· Pulmonary Pathology Index
http://www-medlib.med.utah.edu/WebPath/LUNGHTML/LUNGIDX.html

· PharmInfoNet. Respiratory Disease Center
http://pharminfo.com/disease/respir.html

· Respiratory Medicine
http://www.hbuk.co.uk/wbs/rem/

· Respiratory System Hypertext Documents
http://chorus.rad.mcw.edu/index/3.html

· Sociedad Española de Neumología y Cirugía Torácica
http://www.separ.es

· South Bank University - G. Simon Collection
http://www.sbu.ac.uk/~dirt/museum/g-topics.html

· National Asthma Campaign. Spirometry Measurement and Interpretation of Ventilatory Function in Clinical Practice
http://hna.ffh.vic.gov.au/asthma/spiro

· The Virtual Hospital - Electric Lung Anatomy
http://www.vh.org/Providers/Textbooks/LungAnatomy/LungAnatomy.html

· The Virtual Hospital - Pulmonary Medicine
http://vh.radiology.uiowa.edu/Providers/ClinRef/FPHandbook/03.html

· The Virtual Hospital - Respiratory Medicine Issues
http://indy.radiology.uiowa.edu/Providers/Textbooks/DiffuseLung/DiffuseLung.html

· Thorax
http://www.bmjpg.com/data/tho.htm

· Tulane University Practical Cases
http://www.mcl.tulane.edu/classware/pathology/medical_pathology/renal-lung_cases/casestop.html

· University of Baltimore at Maryland - Breath Sounds
http://parsons.ab.umd.edu/~dclee/inhale.html

· WHO Tuberculosis
http://www.who.int/gtb/