Also known as: ER-, ER+, ER(-)
ER has various meanings in the Medical category. Discover the full forms, definitions, and usage contexts of ER in Medical.
The number of mistakes per thousand entries or per page.The measurement of the effectiveness of a communications channel. It is the ratio of the number of erroneous units of data to the total number of units of data transmitted.
MedicalEstradiol, a type of estrogen, is a female sex hormone produced mainly by the ovaries. It is responsible for growth of breast tissue, maturation of long bones, and development of the secondary sexual characteristics.
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