Skin tests for allergic disorders square measure used successfully for quite an hundred years. Today, prick or puncture tests ar typically used by allergists as diagnostic aids. These tests are not really invasive and, for several allergens, they need an inclination to produce quick results. If the results of prick or puncture tests are negative, they'll be followed by cover tests that give allergists plenty of details relating to what’s inflicting the underlying symptoms. A skin prick take a glance at, in addition referred to as a puncture or diagnostic test, checks for immediate allergic reactions to as many as fifty fully totally different substances directly. This take a glance at is usually done to identify allergies to reproductive structure, mold, pet dander, mud mites and foods. In adults, the take a glance at is usually done on the forearm. Children might even be tested on the upper back. Relating to 15 minutes once the skin pricks, the nurse observes your skin for signs of allergic reactions. If you are allergic to a minimum of one in every of the substances tested, you may develop a raised, red, fretful bump (wheal) which is able to seem as if a sting. This information can be published in our peer reviewed journal with impact factors and are calculated using citations not only from research articles but also review articles (which tend to receive more citations), editorials, letters, meeting abstracts, short communications, and case reports. The inclusion of these publications provides the opportunity for editors and publishers to manipulate the ratio used to calculate the impact factor and try to increase their number rapidly. Impact factor plays a major role for the particular journal. Journal with higher impact factor is considered to be more important than other ones.