Shafer, R. W., Nguyen, D. P., & Jeffrey Fessel, W. (2006). Case Files From Stanford University Medical Center: Drug Resistance Testing in Previously Untreated Patients With HIV – Knowing What to Look for and Choosing Appropriate Therapy. Medscape.

Shafer, Robert W., Dong Phuong Nguyen, und W. Jeffrey Fessel. Case Files From Stanford University Medical Center: Drug Resistance Testing in Previously Untreated Patients With HIV – Knowing What to Look for and Choosing Appropriate Therapy. Medscape, 2006.

Shafer, Robert W., Dong Phuong Nguyen, und W. Jeffrey Fessel. Case Files From Stanford University Medical Center: Drug Resistance Testing in Previously Untreated Patients With HIV – Knowing What to Look for and Choosing Appropriate Therapy. Medscape, 2006.