NHS whistleblower Dr David Nicholl responds to Jacob Rees-Mogg's comments

Dr. David Nicholl challenges Jacob Rees-Mogg to repeat his statements publicly, threatening legal action if he does. Nicholl, a consultant neurologist, defends whistleblowers and encourages civil servants to speak out about safety concerns. He stands by his statements and criticizes attacks on whistleblowers, calling for an apology from politicians.

How does the speaker describe the treatment of whistleblowers in the context of the NHS?

What does the speaker believe should happen in Parliament regarding Jacob Rees-Mogg's statements?