Van der Merwe is the second high-profile Scotland back to have an injury issue ahead of the Lions tour after Sione Tuipulotu ...
Duhan van der Merwe has learned that he is on track to return to action in May, meaning his British and Irish Lions hopes remain alive.
Weir announced this week that he has been sidelined for the rest of the season - but how he suffered the shoulder injury has now been revealed.
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