Zocht je misschien: j.l.m?
Muscle strength, aerobic capacity and physical activity in independent ambulating children with lumbosacral spina bifida
P.J.M. Helders; T. Takken; J.F. de Groot (Lid Lectoraat); J.L.M. Hilleart; M.A.G.C. Schoenmakers; J.W. Gorter