blog posts Occupational Health Services Institute (OHSI) (Chicago Campus) Campus: ChicagoMandatory Compliance Images Occupational Health Services Institute (OHSI) provides titers, TB QuantiFERON, TDAP, and vaccines to UIC students at a discounted price. Delete Edit embedded media in the Files Tab and re-insert as needed. align image leftalign image centeralign image right Additional Resources Occupational Health Service Institute Price List_2022