CLINICA SIGMA Av. 3 Norte No. 35N - 10 PBX. (57) (2) 685 9595 / Fax (57) (2) 685 9595 Ext. 103 National attention telephone number: 01 8000 119 119 e-mail: customerservice@clinicasigma.com web: www.clinicasigma.com Cali - Colombia / South America