title: Technical note: testing hermetic seals of microelectronic packages.
authors: MRC Neurological Prosthesis Unit, London.
authors: P E
authors: PE
authors: Donaldson
authors: E
authors: E
authors: Sayer
mesh_terms: D004582:Electronics, Medical / Q000379:methods*; D019736:Prostheses and Implants / Q000592:standards*