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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.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
More than 4.4billion prescriptions were dispensed within the United States in 2016.
In 1864, the first barbiturate (barbituric acid) was synthesized.
![Single-dose drug administration: pharmacokinetic values for this drug are as follows: onset of actio](https://biology-forums.com/gallery/47/medium_46687_12_12_14_7_07_22_195662020.jpeg)
![The primary ignition system is used to trigger and therefore create the secondary (high-voltage) ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_6_25_26_2980256.png)
![The varying voltage signal from the pickup coil triggers the ignition module. The ignition module ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_6_25_27_29804623.png)