Sub-subseries pertains to the operation of myocardial revascularization (Vineberg Procedure) made on an experimental basis and on human. It contains surgery ledgers, pre and post-operative instructions, list of patients who had surgery (records for the year), follow-up questionnaires sent to patients and records of patients on specific treatment as Kaopectate and the ones who had Ivalon sponge. Files are in alphabetical order of original titles. Includes lists, questionnaires sent to patients, surgery ledgers on animals and human, and preoperative and post operative instruction.