Crucial facts must be proved beyond reasonable doubt by corroborative evidence. The defense also claimed that insufficient corroborative evidence existed to convict Bittaker. Unrelated dating methods help reinforce a chronology, an axiom of corroborative evidence. Their first study revealed both corroborative and contradictory evidence for II theory. There is no corroborative evidence to support any of these cases. There is no corroborative evidence to support this theory. However, there is no corroborative evidence to support this case. This has been regarded as corroborative evidence by Loomis for his theory. The other man had all charges dropped through lack of corroborative evidence. It can provide corroborative evidence as to the identity of a compound. The diagnosis of IP is established by clinical findings and occasionally by corroborative skin biopsy. Other instances will occur corroborative of this fact. The hope of the discovery of corroborative material in this regard must remain enkindled. In a corroborative multi-center study by Govier, et al., 71% of patients achieved success.