TY - JOUR T1 - Phase accuracy in high-resolution electron microscopy of trigonal and orthorhombic purple membrane. JO - Biophys J PY - 1990/09/01 AU - Bullough PA AU - Henderson R ED - DO - DOI: 10.1016/S0006-3495(90)82413-9 VL - 58 IS - 3 SP - 705 EP - 711 Y2 - 2025/04/13 ER -