Innate lymphoid cells (ILCs) are a heterogenous population of the innate immune system. enriched at mucosal surfaces and are pivotal regulators of immune homeostasis. ILCs are the innate counterpart of T cells. Like T cells. https://www.roneverhart.com/Lifestyle-Mobility-Aids-P2-Portable-Oxygen-Concentrator-with-Carry-Case/