Pichardo-Velázquez Patricia, Domínguez-Cherit Judith, Vega-Memije Elisa, Touissaint-Caire Sonia
The Dermatology Department, General Hospital of Dr. Manuel Gea Gonzalez, Mexico City, Calzada de Tlalpan 4800, CP 14000, Colonia Toriello Guerra, Mexico.
Skinmed. 2003 May-Jun;2(3):195-6. doi: 10.1111/j.1540-9740.2003.01877.x.