WBZ-TV's Dr. Mallika Marshall answers your coronavirus-related questions.
Coronavirus Questions: How Long Does Hand Sanitizer Last?
WBZ CBS Boston
WBZ-TV's Dr. Mallika Marshall answers your coronavirus questions.
WBZ-TV's Dr. Mallika Marshall answers your coronavirus-related questions.
WBZ-TV's Dr. Mallika Marshall answers your coronavirus questions.
Dr. Mallika Marshall is answering your coronavirus-related medical questions.