Any witness testifying as an expert may be cross examined to the same extent and scope as any other witness, and may also be fully cross examined as to:(1) His or her qualifications as an expert;(2) the subject to which his or her expert testimony relates, and(3) the facts, data and circumstances upon which his or her testimony is based. History —Oct. 28, 2002, No. 257, § 1.
Puerto Rico Legal Code