High blood pressure in pregnancy can be classified as pre-existing hypertension, gestational hypertension or pre-eclampsia. Pre-eclampsia is a serious condition of the second half of pregnancy and following delivery characterised by increased blood pressure and the presence of protein in the urine.
In 1377, the first movable metallic types were invented in Goryeo Dynasty in Korea, which were used to print Jikjishimcheyojeol or simply Jikji, which is the oldest extant movable metal print book. The printing press was introduced to the West in the Holy Roman Empire by Johannes Gutenberg, around 1440. Gutenberg, a goldsmith by profession, devised a hand mould to create metal movable type, and adapted screw presses and other existing technologies, to create a printing system.
the invention of the printing press took place in approximately 1450 ad by a german inventor by the name of johannes gutenburg during this time there were many cultural changes in europe which sparked the requirement of a quick inexpensive method of producing large amounts of documents