Letture consigliate:

1. Elson M. - Dermatol Clin. 1993; 11: 361-7: Dermal filler materials.
2. Fagien S., Elson M. - Clin Plast Surgery. 2001; 28: 63-81: Facial soft-tissue augmentation.
3. Speciale Tema Medicina - 04 2005; 9: Il filler riassorbibile a lunga permanenza
4. Tema Medicina 4/2004: Quale futuro per i filler?