Contact Us. Call the Office of Patient Recruitment at 800-411-1222 to speak with one of our Information Specialists. If you are deaf, hard of hearing, or have a speech disability, please dial 711 to access telecommunications relay services.

3 The term “prospectively assigned” refers to a pre-defined process (e.g., randomization) specified in an approved. protocol that stipulates the assignment of research subjects (individually or in clusters) to one or more arms (e.g., intervention, placebo, or other control) of a clinical trial.