Abstract Introduction Circadian rest-activity rhythms (RARs) disruption is common during chemotherapy for breast cancer, but little known regarding its association with sleep and daytime functioning. In this study, we evaluated whether objectively-assessed RARs prospectively predict self-reported insomnia fatigue symptoms, sleep-related impairment, disturbance. Methods This a secondary analysis...

In this paper, we study a set of combinatorial optimization problems on weighted graphs: the shortest path problem with negative weights, the weighted perfect bipartite matching problem, the unit-capacity minimum-cost maximum flow problem and the weighted perfect bipartite b-matching problem under the assumption that kbk1 = O(m). We show that each one of these four problems can be solved in ̃ O(...

Family firms are the most prevalent form of economic organization in world, but despite their reputation for resilience and agility, many them facing enormous challenges due to Covid-19 pandemic. In this essay, we examine how pressures respond health emergency affecting ability family preserve socioemotional wealth (SEW). addition, also provide implications business research a post-Covid world....

Ginger has received extensive attention because of its antioxidant, anti-inflammatory, and antitumor activities. However, the metabolic fate of its major components is still unclear. In the present study, the metabolism of [6]-shogaol, one of the major active components in ginger, was examined for the first time in mice and in cancer cells. Thirteen metabolites were detected and identified, sev...

We investigate the association between business strategy and firm-level tournament incentives in China find that is associated with positively. further this positive relationship manifests itself local, but not central, state-owned enterprises (SOEs). In addition, we also offer some evidence foreign institutional investors play a moderating role on incentives. Our study fills gap existing liter...

The purpose of this paper is to explore how information technology affects traditional enterprise management in the era and can be more effectively applied management. Methodology: This uses literature research, logical summaries VOSviewer analyse importance business opportunities challenges it presents. As a result, different companies need adapt their development strategies age gain an edge c...

The present study was performed to evaluate the effects of different concentrations of ethyl methane sulfonate (0, 0.1, 0.2 and 0.5%) on some physiological characteristics of regenerated plants from calli of stevia at 30, 60 and 120 min under various levels of salinity stress (0, 50 and 100 mM of NaCl). This experiment was carried out based on completely randomized two-factorial designs with th...