LAKSHMIKANTAN, U, et al. “Effect of Progesterone Coated Nano Fibre Dermal Patch (ProSync-NF) on Cattle Diagnosed With Anestrus and Silent or Unobserved Estrus”. The Indian Journal of Animal Sciences, vol. 91, no. 1, July 2021, pp. 05–08, https://doi.org/10.56093/ijans.v91i1.113217.