单词:theorem of polyhedron
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World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron
By June Soh and Rosanne Skirble New Orleans 26 April 2006 watch Post Katrina Health report Mold is still present on this kitchen door in a New Orleans home When Hurricane Katrina struck the Gulf Coast
Health Report - Worries Grow About Treating Gonorrhea 健康报道 - 淋病抗药性日益严重 治疗愈发艰难 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 Each year an estimated one hundred six
Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so
A leading U.S. government health agency is focusing an annual campaign on educating patients, parents, and health care providers about the need to avoid the misuse of antibiotics. Inappropriate use of antibiotics can lead to superbugs that resist dru
Rosanne Skirble Before the discovery of antibiotics in the 1940s, millions of people died routinely of staphylococcus and streptococcus and more serious bacterial infections like meningitis, pneumonia