In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Hormonal control of the male reproductive hormones
Antidepressant Effects of Sleep Deprivation
The endocrine glands and their hormones.
A typical bus system showing module CAN communications and twisted pairs of wire.
The diminishing effects on body weight of a low-calorie diet and a high-calorie diet.
Dental Related Adverse Effects in Patients Undergoing Cancer Treatment