Regional odontodysplasia (RO) is an unusual, non-hereditary anomaly of the dental hard tissues with characteristic clinical, radiographic and histological findings. Clinically, RO affects the primary and permanent dentition in the maxilla and mandible or both jaws. Radiographically, there is a lack of contrast between the enamel dentin, both of which are less radiopaque than unaffected counterp...

Schimmelpenning syndrome (SS) is characterised by specific skin manifestations, skeletal defects, and central nervous system abnormalities. Here, the SS is briefly reviewed, and the oral and dental manifestations are described in a patient whose medical findings were previously published and included severe hypophosphatemic rickets. Significant oral and dental features included papillomatous le...

OBJECTIVES To assess the knowledge and behaviour of researchers regarding criteria for authorship, and the practices of ghost and gift authorship. DESIGN Semidirective interviews of senior clinical researchers. SETTING University hospital. PARTICIPANTS Thirty-nine main investigators of clinical research programmes. MAIN MEASUREMENTS Awareness and use of International Committee of Medica...

BACKGROUND Ghost authorship, the failure to name, as an author, an individual who has made substantial contributions to an article, may result in lack of accountability. The prevalence and nature of ghost authorship in industry-initiated randomised trials is not known. METHODS AND FINDINGS We conducted a cohort study comparing protocols and corresponding publications for industry-initiated tr...