Complex sentence: In this way, data from a de-identified individual subject can be aggregated, tracked and linked across projects, time, databases, and biobanks, so when studying one aspect of patient's presentation, an investigator can relate it to other data from the same patient.
Split into simpler sentences: In this way, data from a de-identified individual subject can be aggregated, tracked and linked across projects, time, databases, and biobanks. When studying one aspect of a patient's presentation, an investigator can relate it to other data from the same patient.