|Osteosarcoma, the second most common primary malignant bone tumor, is usually found in long bones 42% occupying the femur, 19% in tibia, and 10% in the humerus. About 8% of all cases occur in the skull and jaw and other 8% in the pelvis. Osteosarcoma of jaw is rare, aggressive malignant tumor which is characterized by formation of osteoid tissue. Jaw osteosarcomas usually presents in 3rd and 4th decade of life.
Journal Article is sometimes called a Scientific Article, a Peer-Reviewed Article, or a Scholarly Research Article. Together, journal articles in a particular field are often referred to as The Literature.
Journal articles are most often Primary Research Articles. However, they can also be Review Articles. These types of articles have different aims and requirements. Sometimes, an article describes a new tool or method.
Because articles in scientific journals are specific, meticulously cited and peer-reviewed, journal databases are the best place to look for information on previous research on your species. Without a background in the field, journal articles may be hard to understand - however, you do not need to understand an entire article to be able to get valuable information from it.