BGSI - What does BGSI stand for? The Free Dictionary
References in periodicals archive
The BGSI  was used to identify and rate performance and satisfaction with goals set prior to randomisation (see Section 2.4).
The BGSI was administered to all participants at the initial interviews prior to randomisation to the treatment groups.
Population data for Brazil and Sao Paulo city were obtained from BGSI
. Crude, age-, and sex-specific rates were calculated per 100,000 population.