title: Commentary on an article by Jacob S. Vandermeer et al.: "Local administration of ibandronate and bone morphogenetic protein-2 after ischemic osteonecrosis of the immature femoral head. A combined therapy that stimulates bone formation and decreases femoral head deformity".
authors: Orthopedic Institute, Sioux Falls, South Dakota, USA.
authors: Keith M
authors: KM
authors: Baumgarten