Subject to subsection (b) of this section, a custodian may deny inspection of a public record that contains the specific details of a research project that an institution of the State or of a political subdivision is conducting. A custodian may not deny inspection of the part of a public record that gives only the name, title, and expenditures of a research project described in subsection (a) of this section and the date when the final project summary of the research project will be available.