England's World Cup hero Stokes was on Tuesday named captain for the opening Test against West Indies in place of Joe Root, who has taken leave to be with his wife for the birth of their second child.
The three-Test series will also mark the resumption of cricket after the coronavirus hiatus.
An expanded training group of up to 45 players is due to be named on Friday, with the 18 bowlers already invited back for individual sessions soon to be joined by batsmen and wicketkeepers.
The COVID-19 pandemic has so far killed over 80,000 globally and infected nearly 1.5 million and Wood said he too worries about his family's health.
Roland-Jones will make his England Test debut against South Africa after Mark Wood was ruled out with an injury.
Mark Wood has returned to fitness after being sidelined for several months following a third ankle operation.