Hindi ka mag-aalala, marami akong kaibigan na ang babies nila ay 10, 11 months pa lang nag-erupt ng first tooth, kaya totally normal yan! Pero since medyo concerned ka, best talaga to mention it sa pediatrician mo during the next check-up para makita kung may underlying concerns, though usually it's just genetics, kung late ang parents mo mag-teeth, ganyan din ang baby mo siguro.