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Did you know?
Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.
Some male birds and mammals congregate in communal courting grounds called leks.
Electrocardiography. (a) Electrodes are placed on the patient’s chest to record the electrical event
Arthroscopic surgery. In this illustration, the knee joint is undergoing surgery with a specialized
In this painting evangelist George Whitefield appears to be cross-eyed. This is no fault of John Wol
Five layers or sheaths called koshas in Ayurvedic philosophy.