Our company is committed to consistent quality assurance for all the products which we supply. We fully stand by the performance guarantee of all our dental clinical products and laboratory products. We are committed to the implementation of international quality standards to ensure the quality…
The new coronavirus behind the pandemic causes a respiratory illness called COVID-19. Its most common symptoms are a fever, coughing, and breathing problems. Rarely, it also can cause an eye infection called conjunctivitis. Symptoms Based on data so far, doctors believe that 1%-3% of people with COVID-19 will get conjunctivitis,…
Lung cancer usually has no symptoms in its early stages. When signs of the disease start to appear, they can include: Chronic, hacking, raspy coughing, sometimes with mucusthat has blood in it Changes in a coughthat you’ve had for a long time Respiratory infections that keep coming back, including bronchitisor pneumonia Shortness of…
