Assessment of adherence to the guidelines for the management of nausea and vomiting induced by chemotherapy.

Objective: To assess adherence of the prescribing physicians in a private cancer care center to the American Society of Clinical Oncology guideline for antiemetic prophylaxis, in the first cycle of antineoplastic chemotherapy.

Methods: A total of 139 chemotherapy regimens, of 105 patients, were evaluated retrospectively from 2011 to 2013.

Results: We observed 78% of non-adherence to the guideline rate.

Is there publication bias towards Brazilian articles on cancer?

Objective: To investigate whether Brazilian articles on cancer are published in journals with an impact factor and/or repercussion (measured by the number of citations) inferior to those that come from foreign organizations.

Methods: A search was carried out in PubMed for the MeSH term "neoplasm" with the limits clinical trial, affiliation of the Brazilian author(s), and interval from July 1st, 2009 to June 30, 2010. Selected for matching were non-Brazilian related articles published from three months prior to three months after the date of publication of the Brazilian study.