Physician practices in the US are largely small-scale, independently-run enterprises, despite their potential critical role in creating a more integrated health care system. Using an approach that builds on – and extends – prior research, we estimate physician practice production functions for different types of practices (multispecialty, single-specialty, and six subspecialties within single-s...

Choline is a vitamin-like substance it has multi-function in animal production, reproduction, and health. The transition period is most crucial stage in lactation cycle of dairy cows due to its association with negative hormonal and energy balances. Unfortunately, unprotected choline easily degrades in the rumen; therefore, choline added to the diet in a rumen-protected form. The use of rumen-p...

technical efficiency of different sectors is important for economic policy making purposes. this study considering regions as independent decision-making units, measures technical efficiency of industrial sector for every region of the country and then examines its determinant factors.generally influential factors of efficiency are classified in two main groups. first group includes the basic e...

Abstract Background To assess if physical distancing measures to control the COVID-19 pandemic can be relaxed, one of key indicators used is reproduction number R . Many developing countries, however, have limited capacities estimate accurately. This study aims demonstrate how health production function state transmission and determine a risk-based relaxation policy. Methods The author employs ...

background: the main objective of this study was to determine the respiratory health symptoms and lung function among roadside hawkers in serdang, malaysia and its association with traffic-related exposures. methods: this cross-sectional comparative study was conducted among 60 roadside hawkers while 60 restaurant workers were included as the comparative group in 2015. a questionnaire was used ...