that ease were being introduced to show wrongdoing on occasions other than those which were the subjects of the government’s indictment. (The government’s indictment in that case was based on invalid prescriptions issued to undercover officers.) Here, however, there-is no violation of Rule 404(b) because the evidence was not introduced to show that Leal had done something illegal in the past and thus must have been guilty of the current offense. Rather, Leal was indicted partly on the basis of the evidence in those medical records. Moreover, it was Leal, not Dr. Sripinyo, who was on trial, making Jones inapposite. This case is more like United States v. Lash, 937 F.2d 1077, 1087 (6th Cir.), cert. denied sub nom. Ross v. United States, 502 U.S. 949, 112 S.Ct. 397, 116 L.Ed.2d 347 (1991) (<HOLDING>). The medical records in-this case could have
holding there was no rule 404b violation where the evidence was admitted to show knowledge and knowledge was an element of the crime charged holding that admission of rule 404b evidence was proper holding that the knowledge requisite to knowing violation of a statute is factual knowledge as distinguished from knowledge of the law holding that by including a knowledge element in two sections of a statute the legislature demonstrated that it knew how to express its intent to require a knowledge element rendering the absence of the element in another statute supportive of the inference that the legislature did not intend for there to be a knowledge element holding admission of prior conviction under rule 404b appropriate where it was necessary to prove knowledge and a limiting instruction was given