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15 Treated at Hospital following Terre Haute Chemical Leak

A chemical leak sent at least 15 people to a hospital for treatment before it was stopped at a plant on Terre Haute's south side in the U.S. state of Indiana, authorities said.

Firefighters say sulfur dioxide leaked at Hydrite Chemical Co. on Saturday night and winds carried fumes to nearby Hulman-Mini Speedway, where a crowd was watching auto races.

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Sierra Leone Ends Ebola Quarantine for 500 Villagers

Sierra Leone has ended an Ebola lockdown in the northern village of Massessbe that had kept more than 500 residents in quarantine, as President Ernest Bai Koroma said only two people were still being treated for the virus nationwide.

Koroma himself on Friday cut the yellow ribbon that had ringed the village in the northern district of Tonkolili to mark the completion of the standard 21-day quarantine period, a State House release said.

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Niger Steps up Fight against Cancers Stalking Women

Niger has stepped up the fight against breast and cervical cancer, using screening and public awareness campaigns to reverse a scourge affecting more and more women in the prime of life.

"The situation in Niger is very alarming," said oncologist Issimouha Dille. "Breast and cervical cancer are serious public health problems."

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Most Legionnaires' Deaths Tied to Spray from Shower, Faucet

Most deaths from Legionnaires' disease are tied to hospital and nursing home showers, not outdoor cooling towers, new government figures released Thursday show.

Cooling towers are the focus of an investigation into a Legionnaires' outbreak in New York City this summer that is one of the largest in U.S. history. Twelve people have died.

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WHO: Ebola Could be Defeated by Year's End

The Ebola epidemic in West Africa could be completely over by the end of the year if efforts to root out new cases are kept up, the WHO chief said Thursday.

World Health Organization director Margaret Chan cautioned there could be setbacks in the coming months but said Guinea, Liberia and Sierra Leone could begin 2016 completely Ebola-free.

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New Step Toward Making Painkillers from Yeast

A team of U.S. scientists said Thursday they have taken an important step toward engineering painkillers from yeast, a process that has raised both hope and concern worldwide.

The report in the U.S. journal Science describes how researchers at Stanford University genetically engineered yeast to convert sugar into hydrocodone -- an opioid in the same chemical family as morphine -- in just three to five days.

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Stubbing it Out: Ethiopia Implements Smoking Ban

The bars and cafes are full and lively in the northern Ethiopian town of Mekelle -- but they are no longer smoke-filled, with the strict implementation of a smoking ban in public places.

"It's a good thing," said Hiriti, the owner of a small bar in a busy street. "Of course, some customers are not happy, but it also depends on the way you tell them not to smoke.

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Estonia to Cull Pigs to Stop Spread of African Swine Fever

Estonian authorities say they will cull about 3,700 pigs to prevent the spread of African swine fever.

Agriculture ministry spokeswoman Karin Volmer says two more cases of the disease have been found in domestic pigs in southern Estonia, the northernmost of the three Baltic countries.

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Study: Music Eases Pain after Surgery

Listening to music before, after and even during surgery reduces anxiety and the need for painkillers, according to a comprehensive study published Wednesday.

In a review of more than 70 clinical trials involving nearly 7,000 patients, researchers found music to be a powerful analgesic under almost all circumstances.

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Indian Court Overturns Nestle Noodle Ban, Orders New Tests

An Indian court on Thursday overturned a government ban on Nestle's hugely popular Maggi noodles brand, but ordered further tests before the product can go back on sale.

Nestle had gone to the court to challenge the nationwide ban ordered by India's food safety watchdog in June after tests by some states found lead levels exceeded statutory limits.

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