The goal of this study is to examine whether vitamin D receptor (VDR) polymorphisms are associated with the susceptibility to breast cancer. Meta-analysis was employed to investigate the association between the VDR FokI, BsmI, ApaI, and TaqI polymorphisms and the incidence of breast cancer.A tota...

The association between dietary carbohydrate intake and breast cancer (BC) remains controversial. This meta-analysis aimed to elucidate the association between dietary carbohydrate intake (dietary fiber, whole grain, sugar, and unidentified carbohydrate) and BC risk in a cohort study. We hypothes...

Antioxidant vitamin supplements (AVSs) are widely used among breast cancer survivors. Whether post-diagnosis use of AVSs would impair cancer survival is unclear. To assess the association between breast cancer survival and post-diagnosis AVSs use. We performed a literature search using PubMed, Co...

Background: To assess the association between coffee intake and breast cancer risk using data from studies published during the past 15 years. Methods: Articles published between January 2005 and May 2020 were collected from PubMed, Embase, and Web of Science databases, and the Cochrane librar...

Objective: Laboratory findings indicated that vitamin D might have a potent protective effect on breast cancer, but epidemiology studies reported conflicting results. The aim of the study was to conduct a systematic review and meta-analysis to clarify the efficacy of vitamin D supplementation on ...

Cadmium, a human carcinogenic heavy metal, has been reported to be associated with breast cancer risk; however, the results from the epidemiological studies are not always consistent. The objective of this study was to quantitatively summarize the current evidence for the relationship between cad...

Focused question: What is the clinical influence of probiotics as an adjunctive therapy of scaling and root planing (SRP) when compared with SRP alone or in combination with placebo in the treatment of chronic periodontitis (CP). Methods: Electronic databases were searched up to July 2015. Ran...

Objective: This study aimed to compare the outcomes of two frequently employed interventions for the management of tinnitus: tinnitus retraining therapy and cognitive behavioural therapy. Method: A systematic review of literature published up to and including February 2013 was performed. Only ...