Translate the following English sentence to French:
"However, it is very important to distinguish between the two types of doping: on the one hand, there is intentional or planned doping, that is, a team plans which substances the sportsman or woman needs to take, and when, in order to improve his or her physical performance."
Cependant, il convient de faire la distinction entre deux formes de dopage : d'une part, il y a le dopage intentionnel ou planifié, c'est-à-dire lorsqu'une équipe prévoit quelles substances doit prendre l'athlète et à quel moment, afin d'améliorer son rendement physique.