Hittner HM, Hirsch NJ, Rudolph AJAssessment of gestational age by examination of the anterior vascular capsule of the lens. J Pediatr.1977;91:455-458.
2.
Hittner HM, Gorman WA, Rudolph AJExamination of the anterior vascular capsule of the lens: II. Assessment of gestational age in infants small for gestational age. J Pediatr Ophthalmol Strabismus. 1981;18:52-54.
3.
Hittner HM, Speer ME, Rudolph AJExamination of the anterior vascular capsule of the lens: III. Abnormalities in infants with congenital infection. J Pediatr Ophthalmol Strabismus. 1981;18:55-60.