| Recruiting | N/A | 215 | US | Wearing Samsung smartwatch and filling out daily surveys | Massachusetts General Hospital, Samsung Electronics | Major Depressive Disorder, Mood Disorders, Mental Health Issue | 12/23 | 12/23 | | |
| Recruiting | N/A | 6500 | Europe, Canada, US | AtriClip LAA Exclusion System | AtriCure, Inc., Population Health Research Institute | Ischemic Stroke, Systemic Embolism | 12/31 | 04/32 | | |
| Recruiting | N/A | 999999 | US | | University of Nebraska | Pancreatic Cancer, Thyroid Cancer, Lung Cancer, Esophageal Cancer, Thymus Cancer, Colon Cancer, Rectal Cancer, Gastrointestinal Stromal Tumors, Anal Cancer, Bile Duct Cancer, Duodenal Cancer, Gallbladder Cancer, Gastric Cancer, Liver Cancer, Small Intestine Cancer, Peritoneal Surface Malignancies, Familial Adenomatous Polyposis, Lynch Syndrome, Bladder Cancer, Kidney Cancer, Penile Cancer, Prostate Cancer, Testicular Cancer, Ureter Cancer, Urethral Cancer, Hypopharyngeal Cancer, Laryngeal Cancer, Lip Cancer, Oral Cavity Cancer, Nasopharyngeal Cancer, Oropharyngeal Cancer, Paranasal Sinus Cancer, Nasal Cavity Cancer, Salivary Gland Cancer, Skin Cancer, Central Nervous System Tumor, Central Nervous System Cancer, Mesothelioma, Breast Cancer, Leukemia, Melanoma, Sarcoma, Unknown Primary Tumor, Multiple Myeloma, Ovarian Cancer, Endometrial Cancer, Vaginal Cancer, Neuroendocrine Tumors, Plasma Cell Dyscrasia, Healthy Control | 12/99 | 12/99 | | |
