- Otte A, Maier-Lenz H, Dierckx R.A. : Good clinical practice : historical background and key aspects; Nucl Med Communications, 2005; 26:563-574
- Otte A, Maier-Lenz H, Dierckx R.A.: Good clinical practice: historical background and key aspects; Nucl Med Communications, 2005; 26:563-574