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Volume 19, Number 5—May 2013


Transmission of Mycobacterium tuberculosis Beijing Strains, Alberta, Canada, 1991–2007

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Medscape, LLC is pleased to provide online continuing medical education (CME) for this journal article, allowing clinicians the opportunity to earn CME credit.

This activity has been planned and implemented in accordance with the Essential Areas and policies of the Accreditation Council for Continuing Medical Education through the joint sponsorship of Medscape, LLC and Emerging Infectious Diseases. Medscape, LLC is accredited by the ACCME to provide continuing medical education for physicians.

Medscape, LLC designates this Journal-based CME activity for a maximum of 1 AMA PRA Category 1 Credit(s)TM. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

All other clinicians completing this activity will be issued a certificate of participation. To participate in this journal CME activity: (1) review the learning objectives and author disclosures; (2) study the education content; (3) take the post-test with a 70% minimum passing score and complete the evaluation at; (4) view/print certificate.

Release date: April 23, 2013; Expiration date: April 23, 2014

Learning Objectives

Upon completion of this activity, participants will be able to:

• Describe the epidemiology and previous research of the Beijing strains

• Distinguish characteristics of pulmonary TB with the Beijing strains in the current study

• Compare the transmissibility of the Beijing and non-Beijing strains in the current study

• Analyze factors associated with secondary cases of pulmonary TB in the current study

CME Editor

Karen L. Foster, Technical Writer/Editor, Emerging Infectious Diseases. Disclosure: Karen L. Foster has disclosed no relevant financial relationships.

CME Author

Charles P. Vega, MD, Health Sciences Clinical Professor; Residency Director, Department of Family Medicine, University of California, Irvine. Disclosure: Charles P. Vega, MD, has disclosed no relevant financial relationships.


Disclosures: Deanne Langlois-Klassen, PhD; Ambikaipakan Senthilselvan, PhD; Linda Chui, PhD; Dennis Kunimoto, MD; L. Duncan Saunders, MBBCh, PhD; Dick Menzies, MD; and Richard Long, MD, have disclosed no relevant financial relationships.


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