Sec.
§
51.145
Absence of entry in records of regularly conducted activity.
Evidence that a matter is not included in the memoranda, reports, records or data compilations, in any form, of a regularly conducted activity is not inadmissible under the hearsay rule to prove the nonoccurrence or nonexistence of the matter, if the matter was of a kind of which a memorandum, report, record or data compilation was regularly made and preserved.