| ACOS | Akutes Koronarsyndrom (Registers, Studiengruppe) | P1073, P1075, P760, P794, V1637, V1639, V80, V963 |
| ADVANCE | ADVANCE Kooperation | H842 |
| ADVANTAGE | ADVANTAGE (Studie) | P1066, P1068 |
| AG RAP | AG Refraktäre Angina Pectoris | P1108 |
| ALKK | Arbeitsgemeinschaft leitende kardiologisches Krankenhausärzte (Studiengruppe, Registers) | H1273, H1274, H943, P1064, P1066, P1124, P1126, P443, V1625, V261, V299, V300, V36, V858 |
| ALLIANCE | Aggressive Lipid-Lowering Abates New Cardiac Events (Study) | H1275 |
| ARVD/C | Register zum natürlichen Verlauf einer ARVD/C | P1339 |
| BEAT | Beatmeter Patienten (ALKK-Register) | H1274 |
| BETACAR | Betaxolol versus carvedilol in chronic heart failure (study) | V1577, V1579 |
| BHIR | Berliner Herzinfarktregister | P1074, P1081 |
| BISCOR | Bifurcationstenting with Coroflex | V1642, V1644, V863 |
| BMR | Brandenburg Myokardinfarkt Register | V860 |
| BOOST | Bone Marrow Transfer to Enhance ST-Elevation Infarct Regeneration | V1253, V964 |
| BRAVE | Bavarian Reperfusion Alternatives Evaluation | V553 |
| CAPTURE | C7E3 Anti Platelet Therapy in Unstable Refractory Angina | P1354, P1355 |
| CARMEL | Coronary Laser Angioplasty in Acute Myocardial Infarction | V1643 |
| COMPRESS | COMPRESS (trial) | V76 |
| COPERNICUS | Carvedilol Prospective Randomized Cumulative Survival (Study) | P495, V1297, V1299, V915 |
| Charisma II | P1049 | |
| Cool-MI | Cool-MI (Studiengruppe) | V959 |
| DCR | Deutches CYPHER register | H631, P718, V262, V263, V654 |
| DaVinci | DaVinci (register) | I333 |
| EPICENTER | EPIC (register) | V898 |
| EPISO-D | I1442 | |
| Euro Flutter | V893 | |
| Euro Heart | Euro Heart Survey | P1074, V1290, V1575, V1577 |
| FFR | Fractional Flow Reserve/FFR Post-Stent Registry | H940, P1106, P767, V14, V1575, V76, V83 |
| FFS | V1002 | |
| FIT | P480 |
| GABI | German Angioplasty Bypass Surgery Investigation | P441 |
| GRACE2 | Global Registry of Acute Coronary Events | H1270 |
| HN RECALL | Heinz Nixdorf RECALL (Studiengruppe) | H840, V1288, V1602, V1604, V297 |
| HOPE | V81 |
| INTAMI | Integrilin in Acute Myocardial Infarction | H674a |
| ISAR-REACT | Intracoronary Stenting and Antithrombotic Regimen - Rapid Early Action for Coronary Treatment | P723, V1627, V1629 |
| ISAR-SMART-2 | Intracoronary Stenting or Angioplasty for Restenosis Reduction in Small Arteries | V1626, V1628, V46 |
| LACI | Limb Salvage in Critically Ischemic Limbs Using Intravascular Intervention | V298 |
| MEDAB | Vergleich der Medikamentösen antiarrhythmischen Therapie mit einer linearen Ablation in rechten Atrium | V1003 |
| MITRAplus | Maximale Individuelle Therapie von Akutem Myokardinfarkt PLUS (Studiengruppe) | P794, P795, V1638 |
| NGFN | Nationales Genomsforschungsnetz | H1662, H1665, P426 |
| NIR-TOP | H671 | |
| New-Age II | P807 |
| OSIRIS | Oral Sirolimus to Inhibit Recurrent Instent Stenosis | V655 |
| PACTO | V657 | |
| PAMIR | P1128 | |
| PASSAT | P1129 | |
| PATH-CHF II | Pacing Therapy in Congestive Heart Failure | V686 |
| PLAATO | Percutaneous Left Atrial Appendage Occlusion | P434, P450 |
| PREVENT | Prospective Randomized Evaluation of the Vascular Effects of Norvasc | V45 |
| PROBE | Protos Anwendungsbeobachtung | P737 |
| PreSCD | H1272 |
| QuIK | Qualitätssicherung Invasivkardiologie (Bundesverbandes Niedergelassener Kardiologen) | P440 |
| RYTHM-II | P183 |
| SHAKESPEARE | P739, V861 | |
| SIB | Sudden Death in Berlin study | H991a |
| SIRIUS | Sirolimus-Eluting-Stent in De Novo Native Coronary Lesions | P716, P719, V259, V658 |
| SOPAT | Suppression of Paroxysmal Atrial Tachycardias | P788 |
| STAR | P1116, P1118, V82 | |
| STOPAMI | P1124, V962 | |
| SYNERGY | H672 |
| TAXUS-II | Paclitaxel-eluting stent (clinical trial) | P720 |
| TIMI | Thrombolysis in Myocardial Infarction (studies, studiengruppe) | H946, P1071, P1099, P1121, P1124, P1126, P1128, P1129, V1581, V1642, V1645, V257, V258, V263, V44, V549, V551, V554, V860, V88, V89, V962 |
| VALIANT | Valsartan in Acute Myocardial Infarction | H987, I1456 |
| VISION | I333, V869 |