1. Incidence of the metopic suture in adult Indian;Agarwal;Acta Anat,1979
2. Incidence of the metopic suture in adult Nigerian skulls;Ajmani;J Anat,1983
3. De quelques anomalies du crâne. III. De la suture médio-frontale chez l'adulte;Anoutchine;Bull Soc Imp Amis Sci Nat Moscou,1880
4. The correlation of the forms of the frontal sinuses of twins;Asherson;Rep Inst Laryngol Otol,1963