| The ultrasonographic prediction of chorionicity in twin gestation | American Journal of Obstetrics and Gynecology | 1989 | 97 |
| Salivary gland myoepithelioma variants. Histological, ultrastructural, and immunocytological features | Virchows Archiv A, Pathological Anatomy and Histopathology | 1989 | 76 |
| Optimization of atrial natriuretic factor radioimmunoassay | Clinical Biochemistry | 1989 | 62 |
| Intraarterial cisplatin and concurrent radiation for locally advanced bladder cancer | Journal of Clinical Oncology | 1989 | 56 |
| Measuring gastric contents during general anaesthesia: evaluation of blind gastric aspiration | Canadian Journal of Anaesthesia | 1989 | 55 |
| The prevalence and impact of pain after day-care tubal ligation surgery | Pain | 1989 | 49 |
| Intraparenchymal epithelial (enterogenous) cyst of the medulla oblongata | Canadian Journal of Neurological Sciences | 1989 | 41 |
| Clinical use of technetium-99m HM-PAO for determination of brain death | Journal of Nuclear Medicine | 1989 | 30 |
| Femoral appendicitis: an unusual case | Canadian Journal of Surgery | 1989 | 28 |
| Ultrastructural contributions to the study of morphological differentiation in malignant mixed (pleomorphic) tumors of salivary gland | Head and Neck | 1989 | 26 |
| Echocardiographic diagnosis of an aortocoronary venous bypass graft aneurysm | American Heart Journal | 1989 | 22 |
| Scheie's syndrome. An ultrastructural analysis of the cornea | Ophthalmology | 1989 | 22 |
| Management of idiopathic, diabetic and miscellaneous gastroparesis with cisapride | Scandinavian Journal of Gastroenterology | 1989 | 18 |
| A study of the analgesic interaction between intrathecal morphine and subcutaneous nalbuphine in the rat | Anesthesiology | 1989 | 17 |
| Identification of dexamethasone-binding sites on male-rat liver plasma membranes by affinity labelling | Biochemical Journal | 1989 | 16 |
| Fatal angioedema associated with enalapril | Canadian Journal of Cardiology | 1989 | 16 |
| Rewarming following hypothermic cardiopulmonary bypass in the malignant hyperthermia-susceptible patient: implications for diagnosis and perioperative management | Canadian Journal of Anaesthesia | 1989 | 15 |
| False alarms of breast cancer | Lancet, The | 1989 | 15 |
| Effect of manipulations of Ca2+ environment on atrial natriuretic factor release | American Journal of Physiology - Heart and Circulatory Physiology | 1989 | 14 |
| Hoarseness secondary to left atrial myxoma | Chest | 1989 | 14 |
| Routine determination of radiochemical purity of 99mTc-MIBI | International Journal of Radiation Applications and Instrumentation Part A, Applied Radiation and Isotopes | 1989 | 14 |
| Diverticulum of the mitral valve complicating bacterial endocarditis: diagnosis by transesophageal echocardiography | American Heart Journal | 1989 | 14 |
| Survival after spontaneous primary left main coronary artery dissection. Acute surgical intervention with the Jarvik 7-70 artificial heart | Journal of Cardiovascular Surgery | 1989 | 14 |
| Radiation therapy in lymphomatoid granulomatosis | Cancer | 1989 | 13 |
| Control of hemodynamics prevents worsening of myocardial ischemia when nitrous oxide is administered to isoflurane-anesthetized dogs | Anesthesiology | 1989 | 13 |
