American physician Dr Prudden pioneered the use of bovine tracheal cartilage as a treatment for cancer. His full text paper on the treatment of people with advanced cancer with bovine tracheal cartilage (either as a stand alone therapy or adjunct to other treatments)  will be able to downloaded from this link in a few days;  please check back if this is a subject that interests you.

In the meantime, you may like to read the abstract:

Click here to download the document.