Allen Al

Use of the supraperiosteal envelope in soft tissue grafting for root coverage. II. Clinical results.

Allen Al, 1994 .

Use of the supraperiosteal envelope in soft tissue grafting for root coverage. I. Rationale and technique.

Allen Al, 1994 .

X-ray effects on embryos of the Paradise fish, with notes on normal stages.

Allen Al, Mulkay Lm, 1960 .