Direct cavernous sinus sampling.
Aoki S, Okubo T, Sasaki Y, Shirouzu I, Machida T, Sasaki Y, Nakamura H, Suzuki K, Nemoto S, Teramoto A.
Aoki S, et al. Among authors: shirouzu i.
Radiat Med. 1993 Sep-Oct;11(5):196-200.
Radiat Med. 1993.
PMID: 8290695