Detailed Instructions: Given an abstract, indicate which of the provided candidate titles (Option1 and Option2) best describes it (respond with the text of the title, not option1/2).
Q: Abstract: Intraoral patch testing was performed in 3 subjects, 2 of whom were contact sensitive to nickel. Maxillary acrylic plates carrying test pieces containing 66% nickel were applied for 48 h, and readings were performed 24 h after removal. Few if any clinical signs were detected, but biopsies from the mucosal contact sites showed lichenoid reactions. Biopsies from control sites showed no or slight non-specific inflammatory reactions.
Which is the apt title for the abstract? option1: A new method for intraoral patch testing. option2: Subtyping phosphoglucomutase-1 in semen stains and bloodstains: a report on the method.
A:
A new method for intraoral patch testing.