1. 1. Hernández- Vaquero D Paz-Jimenez J Murcia-Mazón A Alegre-Mateo R AmadorMellado J Rendueles-Menendez C. Artroplastia total de cadera Bihapro. Primeros resultados. Revista Española de Circugia Osteoarticular. 1994;29:85-91.
2. 2. Tonino AJ. Proximal HA coating and avoidance of stress-shielding osteopenia. J Bone Joint Surg Br. 1995; 77(suppl I): 107- 108.
3. 3. Epinette JA Geesink R Garfani A Thomas N Michelinakis E Delclerc JP. Hydroxyapatite hip implants. A 7 years multicentre European study with HA Omnifit stem. J Bone Joint Surg Br. 1995; 77(supp 1):102.
4. 4. Murray DW Carr AJ Bulstrode CJ. Which primary total hip replacement? J Bone Joint Surg Br. 1995; 77:520-527.
5. 5. Sweetman DJS Lavalle J. Poor results of the ribbed hip system for cementless replacement. J Bone Joint Surg Br. 1995; 77:366-368.