TINLEY PARK, Ill. (CBS) — Those who would rather have the single-dose Johnson & Johnson coronavirus vaccine can get it at the Tinley Park mass vaccination site starting on Wednesday.

Cook County Health will offer the Johnson & Johnson vaccine at the site at 18451 Convention Center Dr. in Tinley Park. The two-dose Moderna shot will also be available.

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Those who come to the site may choose which vaccine they prefer. The site is open for appointments and walk-ins for anyone 18 or older.

The Centers for Disease Control and Prevention gave the green light to resuming administration of the Johnson & Johnson vaccine last week, after a pause due to a handful of blood clot cases.

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Meanwhile, Cook County Health noted that the Matteson mass vaccination site at 4647 Promenade Way in Matteson will be changing effective Friday. The hours will now be 10 a.m. to 7 p.m. Monday through Friday and 8 a.m. to 6 p.m. on Saturday to accommodate those who cannot come for the vaccine during normal business hours.

The Matteson site offers the Pfizer vaccine, which can be given to those 16 and over. A parent or guardian must accompany those who are 16 or 17.

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While walk-ins are welcome at all Cook County Health mass-vaccination sites, appointments can still be made by going to vaccine.cookcountyil.gov or by calling (833) 308-1988, Monday through Friday from 7 a.m. to 10 p.m. and Saturday from 8 a.m. to 10 p.m.

CBS 2 Chicago Staff