The Influence of Age of the Grandparent at the Birth of the Parent on the Number of Children born and their Sex

समान संसाधन

• The Influence of the Age of the Parent at Birth of Child on Eye-Colour, Stature and Intelligence
  द्वारा: Ewart, R. J.
  प्रकाशित: (1917)
• The Influence of Parental and Grandparental Age at Birth of Offspring on their Susceptibility to the Zymotic Diseases
  द्वारा: Ewart, R. J.
  प्रकाशित: (1913)
• The Influence of the Age of the Parent at the Birth of Offspring on the Age at which they are attacked by some of the Zymotic Diseases, with special reference to the Epidemiology of Scarlet Fever
  द्वारा: Ewart, R. J.
  प्रकाशित: (1916)
• Influence of age gap and parents´ ethnicity on the sex of the first born child
  द्वारा: Robson Marcelo Rossi, और अन्य
  प्रकाशित: (2003)
• The influence of parental age on offspring
  द्वारा: Ewart, Robert J.
  प्रकाशित: (1911)