What is the definition of Leading Medical Research?

"Leading medical research" is like a high-stakes game of hide-and-seek, where the 'eeker' is a potential cure for all diseases and the 'hide-and-seek' player is a team of scientists racing to find the next big breakthrough. But here's an edgy example sentence using this phrase: "After years of 'leading medical research,' the pharmaceutical giant just found out that their latest pill doesn't actually cure anything—it's just a cleverly named placebo with a side of 'I'm a doctor, but I don't know what I'm treating!'"