How to convince the surgeon to revascularize this left main?

How to convince the surgeon to revascularize this left main? Kardiol Pol. 2019 Aug 28;: Authors: Hillani A, Boukhris M, Sestier M, Mansour S PMID: 31456589 [PubMed - as supplied by publisher]
Source: Polish Heart Journal - Category: Cardiology Authors: Tags: Kardiol Pol Source Type: research