Cold War tensions and the polio vaccine was the first polio vaccine to receive approval of the U.S. government, and was used until 1961 in America, when the Sabin vaccine was recommended to replace it. Albert Sabin, a virologist who publicly disagreed with Salk and his killed vaccine, worked on creating a vaccine with live, attenuated vaccines. Despite Cold War tensions, in January, 1956 Mikhail Chumakov, the director of Moscow's Polio Research Institute, his wife and colleague Marina Voroshilova, and Anatoli Smorodentsev, traveled to the U.S. in order to study the Salk vaccine and visited the laboratory of Albert Sabin. With the clearance of the FBI, Sabin
Grass for His Pillow before the pass is closed by snow. Once Spring thaws the snow, Kaede excuses herself from Fujiwara, stating her intention to visit Arai, her overlord, to discuss her future. He reluctantly agrees, and she travels via Terayama, as she has heard that Takeo is there. They meet, and as Takeo is under a death sentence from the Tribe, Kaede sends Shizuka and Kondo away. Against advice, Takeo and Kaede marry at Terayama. Grass for His Pillow Grass for His Pillow is the second novel in Lian Hearn's popular Tales of the Otori trilogy, published in 2003. The events in the