Ultra-sound cutting and fusing of biological tissue,

Selections from Russian-language book by B. V. Petrovskiy and V. I. Petrov; Ulʹtrazvukovaya Rezka i Svarka Biologischeskikh Tkaney, 1972, Moscow pp. 9-37, 58-61.

Adaptation of rubella to avian tissue culture

Sponsored by the National Institute of Allergy and Infectious Diseases.

A peculiar and unusual disease of the osseous tissue in the horse : resembling, in many of its characteristics, Mollities ossium, Rhachitis, Osteoporosis, and fatty degeneration of bone /

"Reprinted from the 'Veterinarian'."

Soft-billed birds.

Mode of access: Internet.