Adam.com: An Overview -
 A definition, causes, and risk factors for cor pulmonale.
http://www.nlm.nih.gov/

Columbia University Health Sciences -
A brief article on cor pulmonale and its causes, diagnosis and treatment.
http://cpmcnet.columbia.edu/

Cor Pulmonale in Systemic Lupus Erythematosis -
 Reports a case of SLE who presented with severe pulmonary hypertension and cor pulmonale without any evidence of parenchymal lung disease.
http://www.kfshrc.edu.sa/annals/153/93262.html

DrKoop.com: Cor Pulmonale -
 Discusses the causes and risks.
http://www.drkoop.com/ency/article/000129.htm

eMedicine: Cor Pulmonale -
Overview of the disease along with clinical information, treatments, and medications.
http://www.emedicine.com/med/topic449.htm

MDAdvice.com -
Gives an in-depth look at cor pulmonale including signs and symptoms, risk increases, prevention, diagnostic measures, complications, treatment and outcome.
http://www.mdadvice.com/library/symp/illness98.html

The Merck Manual -
 Etiology, pathogenesis, symptoms, signs, diagnosis, and treatment for cor pulmonale.
http://www.merck.com/

Virtual Hospital: COPD with Pulmonary Hypertension and Cor Pulmonale -
 A discussion about treatments including beta-agonist inhalers, anticholinergic inhalers, theophylline, corticosteroids and other therapies.
http://www.vh.org/