Collaborative Clinical Research Branch (CCRB)
Michael A. Polis, M.D., MPH, Branch Chief
Tamika Mitchell, Secretary III [C]
Mildred Gapara, MBA, Program Coordinator [C]
Elizabeth Higgs, M.D., Deputy Branch Chief
Julia A. Metcalf, B.A., Clinical Research Specialist
Susan Orsega, CDR USPHS, Nurse Practitioner
John Powers, III MD, FACP, FIDSA, Senior Medical Scientist [C]
Alice Rosenberg, RN, Clinical Research Nurse [C]
Sophia Siddiqui, M.D., Medical Officer
Julia Welch, MS, Clinical Project Manager II [C]
Christian Yoder, MPH, RN, Clinical Research Specialist