Jazz Casual – Thad Jones/Mel Lewis Orchestra and Woody Herman and His Swinging Herd DVD of the Jones/Lewis Orchestra tracks combined with the 1961 appearance of the Dave Brubeck Quartet and the 1962 Modern Jazz Quartet appearance and another DVD including all 3 Woody Herman appearances from 1963 and 1964 which were both also part of an 8 DVD complete set of all 28 "Jazz Casual" TV episodes.) Tracks 1-6: Thad Jones / Mel Lewis Jazz Orchestra <br> Tracks 7-14: Woody Herman and his Swinging Herd Thad Jones / Mel Lewis Jazz Orchestra: Woody Herman and his Swinging Herd: Jazz Casual – Thad Jones/Mel Lewis Orchestra and Woody Herman and His Swinging Herd Jazz
Herd immunity because herd immunity against one strain allowed another already-existing strain to spread. Emerging or ongoing vaccine controversies and various reasons for opposing vaccination have reduced or eliminated herd immunity in certain communities, allowing preventable diseases to persist in or return to these communities. Herd immunity Herd immunity (also called herd effect, community immunity, population immunity, or social immunity) is a form of indirect protection from infectious disease that occurs when a large percentage of a population has become immune to an infection, thereby providing a measure of protection for individuals who are not immune. In a population in which a