Stethoscope

Mycoplasma pneumonia of respiratory diseases
01-07-2020
Mycoplasma pneumonia (mycoplasma pneumonia) is an acute interstitial pneumonia caused by mycoplasma pneumonia. It occurs mostly in children and young adults and decreases with age. The adult of 50 years old above is r...
The advantages of an electronic thermometer
12-31-2019
What are the advantages of an electronic thermometer? The advantage is high accuracy, the error generally does not exceed +-0.1 °C, reading and carrying are convenient, voice prompts, digital display, safe and easy to...
What is tumor marker
12-25-2019
A tumor marker, also known as a tumor marker, refers to a substance that is characteristically present in a malignant tumor cell, or is abnormally produced by a malignant tumor cell, or a substance produced by a host&...