|PDT is a treatment that uses photosensitizing agent, and a specific type of light. These photosensitizing agents are exposed to light of specific wavelength such that it can determine to what extent light can travel in the body. Thus, photosensitizing agents and light of specific wavelength are used by the doctors to treat different areas of the body with PDT.
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.