PMC:2918338 / 2681-2930 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/2918338","sourcedb":"PMC","sourceid":"2918338","source_url":"https://www.ncbi.nlm.nih.gov/pmc/2918338","text":"A total of 1131 patients were randomized. For tretinoin treatment group, 566 patients were recruited. The remaining patients received a placebo cream. Primary end point of the study was occurrence of new SCC or BCC. Monitoring of mortality was done.","tracks":[]}