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.
Introduction. Microbiology is the study of microorganisms, which are unicellular or multi-cellular organisms. This includes eukaryotes such as fungi, and prokaryotes such as bacteria and certain algae. Viruses, though not strictly classed as living organisms, are also studied.Microbiology is a broad term which includes virology, mycology, parasitology and other branches.ntroduction. Microbiology is the study of microorganisms, which are unicellular or multi-cellular organisms. This includes eukaryotes such as fungi, and prokaryotes such as bacteria and certain algae. Viruses, though not strictly classed as living organisms, are also studied.