Lake Erie Regional Health System is opening a temporary site in Gowanda in May while it continues plans to replace the shuttered Tri-County Memorial Hospital. The organization last week submitted a certificate-of-need application with the state Health Department to certify an extension clinic at 34 Commercial St. to provide primary medical care, radiology-diagnostics and clinical laboratory outpatient services. The $2.3 million project calls for leasing space at 34 Commercial St., former home to the Kingdom Hall of Jehovah’s...