Hanoi, November 18 (VNA) - The 35th meeting of the Vietnam-Russia Tropical Centre (VRTC) Coordinating Committee has taken place in St. Petersburg, Russia, co-chaired by Sen. Lt.

Researchers at a knowledge-based company have successfully broken the monopoly of the U.S.

Tehran, IRNA—Iranian researchers have successfully produced the OptoHb analyzer, which measures the hemoglobin concentration in the blood.