| Author | Popularity |
| Rheinwald, Friedrich H. (Hrsg.) |
2 |
| Richter, Eugen |
2 |
| Richter, Gerd (Prof. Dr.) |
2 |
| Rief, W. (Prof. Dr.) |
2 |
| Rief, Winfried |
2 |
| Rief, Winfried (Prof. Dr. ) |
2 |
| Rief, Winfried (Prof.Dr.) |
2 |
| Rienmüller, Stephen |
2 |
| Ries, V. (PD Dr.) |
2 |
| Rinné, Susanne |
2 |
| Ritter, Markus (Dr.) |
2 |
| Rizzolli, Michaela |
2 |
| Rogerus, de Parma |
2 |
| Roggendorf, Matthias (PD. Dr. med. dent.) |
2 |
| Rohde, Ilona |
2 |
| Rohnert, Wilhelm |
2 |
| Rollenske, Sönke (Prof. Dr.) |
2 |
| Rosenauer, Andreas |
2 |
| Rost, Detlef H. (Prof. Dr.) |
2 |
| Rousseau, Jean-Jacques |
2 |