Jain, AJain, SKhatri, P CMiglani, N1980-01-012009-05-301980-01-012009-05-301980-01-01Jain A, Jain S, Khatri PC, Miglani N. CEBS: a method for the rapid assessment of gestational age. Indian Journal of Pediatrics. 1980 Jan-Feb; 47(384): 57-63http://imsear.searo.who.int/handle/123456789/79756engFemaleGestational AgeHumansMethodsPregnancyJournal Article