Corrections

In the article by Bailey SER, et al, Clinical relevance of thrombocytosis in primary care: a prospective cohort study of cancer incidence using English electronic medical records and cancer registry data, Br J Gen Pract 2017; DOI: https://doi.org/10.3399/bjgp17X691109, due to a coding error, Figure 2 graphs showed all-time cancer incidence, rather than 1-year cancer incidence. The graphs have been corrected in the online version. These changes do not impact on the main findings or conclusions of this study.