Even though many people realize the power of routine physical exams, they are hesitant to schedule. What factors may impact a patient’s compliance-following through-with standard preventive care? this Biomed Sci PLTW but in a sentence

Investigator a has biological specimens that are coded and linked to identifiers of the source individuals. investigator a provides the specimens to investigator b but does not provide the individual identifiers. investigator b agrees not to re-identify the source individuals. is investigator b's research using the biospecimens human subjects research according to the definition of human subjects research in the federal regulations?