The Clinical Research Units (CRUs) provide resources across the Johns Hopkins medical campuses.New for the East Baltimore CRUs! Scattersite Research Nursing Service and Negative Pressure Room. Learn more. Bayview Adult Outpatient and Overnight Clinical Research Unit (CRU) 301 Building, Mason Lord Drive 4th Floor, Suite 4100 Baltimore, MD 21224 Learn More East Baltimore Pediatric Inpatient and Outpatient Clinical Research Unit (CRU) Charlotte R. Bloomberg Children’s Center 1800 Orleans Street, 9th Floor Baltimore, MD 21287 Learn More East Baltimore Adult Outpatient Clinical Research Unit (CRU) Blalock 3 600 North Wolfe Street Baltimore, MD 21287 Learn More East Baltimore Adult Inpatient Clinical Research Unit (CRU) Nelson 5 600 N. Wolfe Street Baltimore, MD 21287 Learn More West Baltimore Prohealth Community Based Clinical Research Unit (CRU) 1849 Gwynn Oak Avenue, Suite 1 Baltimore, MD 21207 Learn More Johns Hopkins (Florida) All CHildren's Outpatient Clinical Research Unit (CRU) 501 6th Avenue South, Dept 655087517 St. Petersburg, FL 33701 Learn More