Another related concept is that neoadjuvant therapy acts on micrometastatic disease. The downstaging is then a surrogate marker of efficacy on undetected dissemination, resulting in improved longtime survival compared to the surgery-alone strategy.
Mexican-American Cesar Chavez (1927-1993) was a prominent union leader and labor organizer. Hardened by his early experience as a migrant worker, Chavez founded the National Farm Workers Association in 1962. His union joined with the Agricultural Workers Organizing Committee in its first strike against grape growers in California, and the two organizations later merged to become the United Farm Workers.
After working as a community and labor organizer in the 1950s, Chavez founded the National Farm Workers Association in 1962. This union joined with the Agricultural Workers Organizing Committee in its first strike against grape growers in California in 1965. year later, the two unions merged, and the resulting union was renamed the United Farm Workers in 1972. In early 1968, Chavez called for a national boycott of California table grape growers. Chavez's battle with the grape growers for improved compensation and labor conditions would last for years.