Question: Michael Maniaci is the type of voice that is a specific type of what?
Sentence (from "Sopranist"): In rare cases an adult man may be able to sing in the soprano range using his normal or modal voice and not falsetto due to endocrinological reasons, like Radu Marian, or as a result of a larynx that has not completely developed as in the case of Michael Maniaci.
Relevant evidence: No