the significant differences between phase II and III are that the latter requires more patients to be recruited and is a direct comparison between the therapy under investigation and the current standard of treatment for that particular condition.
That's all I could help you, don't know more than this. But Kristin video is clear, she is talking about phase II/III trials. If you want further info, you could always contact the company.
Go $$USRM$$
This is my opinion, not an investment advice. Do your own DD.