Reviewer-coerced citation: case report, update on journal policy and suggestions for future prevention

Reviewer-coerced citation: case report, update on journal policy and suggestions for future prevention Jonathan D. Wren *, Alfonso Valencia and Janet Kelso Arthritis and Clinical Immunology Research Program, Division of Genomics and Data Sciences, Oklahoma Medical Research Foundation, Oklahoma City, OK 73104-5005, USA, ICREA, Barcelona, 08010, Spain & Barcelona Supercomputing Center (BSC), Barcelona 08034, Spain and Department of Evolutionary Genetics, Max Planck Institute for Evolutionary Anthropology, Leipzig 04103, Germany