imperforate

adj.

无孔的，无齿孔的；

One-stage correction of high imperforate anus in the male neonate
OEIS complex (omphalocele-exstrophy-imperforate anus-spinal defects): a review of 14 cases.
Laparoscopically assisted anorectal pull-through for high imperforate anus
Laparoscopically assisted anorectal pull-through for high imperforate anus鈥擜 new technique
Immediate and long-term results of surgical management of low imperforate anus in girls ☆
Laparoscopically assisted anorectal pull-through for high imperforate anus—A new technique ☆
Primary laparoscopically assisted anorectal pull-through for high imperforate anus: A report of 4 cases
Vessel grouping in dicotyledon wood: Significance and relationship to imperforate tracheary elements.
Congenital hypothalamic hamartoblastoma, hypopituitarism, imperforate anus and postaxial polydactyly--a new syndrome? Part I: clinic...
Congenital hypothalamic hamartoblastoma, hypopituitarism, imperforate anus, and postaxial polydactyly—a new syndrome? Part II: Neur...