I found this one pretty quickly: https://onlinelibrary.wiley.com/doi/abs/10.1111/arcm.12513 https://onlinelibrary.wiley.com/doi/abs/10.1111/arcm.12513 > these

I found this one pretty quickly: https://onlinelibrary.wiley.com/doi/abs/10.1111/arcm.12513 https://onlinelibrary.wiley.com/doi/abs/10.1111/arcm.12513 > these data provide unequivocal confirmation that the Romans in Londinium were exposed to elevated lead levels. Elevated blood lead levels would have resulted, negatively affecting their health and possibly contributing to declining birth rates.