<unk>  of retrograde amnesia was hypothesized in 1881 by Théodule<unk> . It states that there is a time gradient in retrograde amnesia, so that recent memories are more likely to be lost than the more remote memories. Not all patients suffering from retrograde amnesia report the symptoms of<unk> .
Ribot's law
McNeill's law
Lightwood's law
Hy's law
Farr's laws
Ryan's Law
Wolff's law
Bell–Magendie law