The lecture Acute Bacterial Meningitis: Predisposing Factor Age by Carlo Raj, MD is from the course CNS Infection—Clinical Neurology.
Tons of mistakes in what seems to be all fields of Lecturio videos. It's a shame really. This one in particular goes on about the "virus" H. Influenzae. It's just tons of basic stuff that they really mess up. I wouldn't even use this as a free resource honestly.