Biografie
R
Racoviţă, EmilRaffaèle, FedericoRaffaèle, GiulioRaimóndi, AntonioRamakrishnan, VenkatramanRamon, GastonRamón y Cajal, SantiagoReiter, Hans Conrad JuliusRemòtti, EttoreRenevier, EugèneRetzius, Anders JahanRetzius, Magnus GustafRostand, JeanRothman, James EdwardRoux, WilhelmRoux, ÉmileRuffini, AngeloRunnström, JohnRádl, EmanuelRèdi, FrancescoRío Hortega, Pío del