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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.
Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.