Khafaga, Yasser M., Arif Jamshed, Ayman A. K. Allam, Walid A. Mourad, Abdullah Al Eisa, Adnan Ezzat, Alan J. Gray, and Henrik Schultz. 1999. “Stevens-Johnson Syndrome in Patients on Phenytoin and Cranial Radiotherapy”. Acta Oncologica 38 (1):111-16. https://doi.org/10.1080/028418699431898.