In 1970, the number of HMOs declined to fewer than 40. Paul M. Ellwood, Jr., often called the father of the HMO, began having discussions with what is today the U.S. Department of Health and Human Services that led to the enactment of the Health Maintenance Organization Act of 1973.
How is Nutrient Broth (microbiology) abbreviated? NB stands for Nutrient Broth (microbiology). NB is defined as Nutrient Broth (microbiology) very rarely.
SIBO stands for small intestinal bacterial overgrowth. Normally, the small intestine has few bacteria. Most intestinal bacteria are contained in the large intestine. When there are too many, or they are the wrong type of bacteria in the small intestine, it is called SIBO.