Optimization path of primary public health service talent team construction: a largescale survey in Huaihai Economic Zone, China.

Background: The primary public health service system is indispensable for the implementation of the "Healthy China 2030" strategy, and primary healthcare workers, as the key drivers of this system, play a pivotal role in its development and establishment to ensure population well-being. In developing countries, such as China, primary public health systems are still weak, and in order to address this phenomenon, health system reform is needed, and primary public health personnel are crucial to health system reform. The current situation of primary public health workers in low-income and developing countries is characterized by varying degrees of problems that need improvement.

Association of blood cadmium, lead, and mercury with anxiety: a cross-sectional study from NHANES 2007-2012.

Objectives: The purpose of this paper is to explore the relationship between blood levels of cadmium, lead, and mercury and anxiety in American adults.

Methods: Blood metals and self-reported anxiety days were extracted from laboratory data and questionnaire data, respectively, using NHANES data from 2007-2012. Weighted logistic regression was used to assess the relationship between cadmium, lead and mercury with anxiety.

Association of serum vitamin D with anxiety in US adults: a cross-sectional study.

Objective: There have been proposals that vitamin D may be associated with a reduction in the incidence of anxiety disorders. However, the findings thus far have been inconsistent, warranting further investigation. The purpose of this paper is to explore the link between serum vitamin D and anxiety.