Primary mediastinal synovial sarcoma.

Spontaneous aortic dissection in a 14-year-old adolescent.

Serum leptin and corticosterone levels after exposure to noise stress in rats.

Gastrobronchial fistula--a complication of splenectomy.

Iatrogenic subclavian artery pseudoaneurysm causing airway compromise: treatment with percutaneous thrombin injection.

Variations in hip fracture hospitalization rates among different race/ethnicity groups in New York City.

Primary torsion of the omentum.